diff --git a/.gitignore b/.gitignore
index 3a33fd217..c2c31d413 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,6 +3,5 @@ obj
 gen
 bin
 doc
-ant.properties
 local.properties
 project.properties
diff --git a/ant.properties b/ant.properties
new file mode 100644
index 000000000..59e99e856
--- /dev/null
+++ b/ant.properties
@@ -0,0 +1,2 @@
+key.store=bc-android.keystore
+key.alias=nw8000
diff --git a/build.xml b/build.xml
index d87c5fd4d..5dedac939 100644
--- a/build.xml
+++ b/build.xml
@@ -1,1538 +1,92 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project name="Linphone" default="debug">
+<project name="Linphone" default="help">
+
+    <!-- The local.properties file is created and updated by the 'android' tool.
+         It contains the path to the SDK. It should *NOT* be checked into
+         Version Control Systems. -->
+    <property file="local.properties" />
+
+    <!-- The ant.properties file can be created by you. It is only edited by the
+         'android' tool to add properties to it.
+         This is the place to change some Ant specific build properties.
+         Here are some properties you may want to change/update:
+
+         source.dir
+             The name of the source directory. Default is 'src'.
+         out.dir
+             The name of the output directory. Default is 'bin'.
+
+         For other overridable properties, look at the beginning of the rules
+         files in the SDK, at tools/ant/build.xml
+
+         Properties related to the SDK location or the project target should
+         be updated using the 'android' tool with the 'update' action.
+
+         This file is an integral part of the build system for your
+         application and should be checked into Version Control Systems.
+
+         -->
+    <property file="ant.properties" />
+
+    <!-- if sdk.dir was not set from one of the property file, then
+         get it from the ANDROID_HOME env var.
+         This must be done before we load project.properties since
+         the proguard config can use sdk.dir -->
+    <property environment="env" />
+    <condition property="sdk.dir" value="${env.ANDROID_HOME}">
+        <isset property="env.ANDROID_HOME" />
+    </condition>
+
+    <!-- The project.properties file is created and updated by the 'android'
+         tool, as well as ADT.
+
+         This contains project specific properties such as project target, and library
+         dependencies. Lower level build properties are stored in ant.properties
+         (or in .classpath for Eclipse projects).
+
+         This file is an integral part of the build system for your
+         application and should be checked into Version Control Systems. -->
+    <loadproperties srcFile="project.properties" />
+
+    <!-- quick check on sdk.dir -->
+    <fail
+            message="sdk.dir is missing. Make sure to generate local.properties using 'android update project' or to inject it through the ANDROID_HOME environment variable."
+            unless="sdk.dir"
+    />
 
     <!--
-        This build file is imported by the project build file. It contains
-        all the targets and tasks necessary to build Android projects, be they
-        regular projects, library projects, or test projects.
-
-        At the beginning of the file is a list of properties that can be overridden
-        by adding them to your ant.properties (properties are immutable, so their
-        first definition sticks and is never changed).
-
-        Follows:
-        - custom task definitions,
-        - more properties (do not override those unless the whole build system is modified).
-        - macros used throughout the build,
-        - base build targets,
-        - debug-specific build targets,
-        - release-specific build targets,
-        - instrument-specific build targets,
-        - test project-specific build targets,
-        - install targets,
-        - help target
+        Import per project custom build rules if present at the root of the project.
+        This is the place to put custom intermediary targets such as:
+            -pre-build
+            -pre-compile
+            -post-compile (This is typically used for code obfuscation.
+                           Compiled code location: ${out.classes.absolute.dir}
+                           If this is not done in place, override ${out.dex.input.absolute.dir})
+            -post-package
+            -post-build
+            -pre-clean
     -->
+    <import file="custom_rules.xml" optional="true" />
 
-    <!-- ******************************************************* -->
-    <!-- **************** Overridable Properties *************** -->
-    <!-- ******************************************************* -->
+    <!-- Import the actual build file.
 
-    <!-- You can override these values in your build.xml or ant.properties.
-         Overriding any other properties may result in broken build. -->
+         To customize existing targets, there are two options:
+         - Customize only one target:
+             - copy/paste the target into this file, *before* the
+               <import> task.
+             - customize it to your needs.
+         - Customize the whole content of build.xml
+             - copy/paste the content of the rules files (minus the top node)
+               into this file, replacing the <import> task.
+             - customize to your needs.
 
-    <!-- Tells adb which device to target. You can change this from the command line
-         by invoking "ant -Dadb.device.arg=-d" for device "ant -Dadb.device.arg=-e" for
-         the emulator. -->
-         
-    <loadproperties srcFile="local.properties" />
-    <loadproperties srcFile="default.properties" />
-    <property file="ant.properties" />
-    <loadproperties srcFile="project.properties" />
+         ***********************
+         ****** IMPORTANT ******
+         ***********************
+         In all cases you must update the value of version-tag below to read 'custom' instead of an integer,
+         in order to avoid having your file be overridden by tools such as "android update project"
+    -->
     <!-- version-tag: custom -->
-    <property name="linphone.package.name" value="org.linphone" />
-    
-    <property name="adb.device.arg" value="" />
+    <import file="${sdk.dir}/tools/ant/build.xml" />
 
-    <!-- fileset exclude patterns (space separated) to prevent
-         files inside src/ from being packaged. -->
-    <property name="android.package.excludes" value="" />
-
-    <!-- set some properties used for filtering/override. If those weren't defined
-         before, then this will create them with empty values, which are then ignored
-         by the custom tasks receiving them. -->
-    <property name="version.code" value="" />
-    <property name="version.name" value="" />
-    <property name="aapt.resource.filter" value="" />
-    <!-- 'aapt.ignore.assets' is the list of file patterns to ignore under /res and /assets.
-         Default is "!.svn:!.git:.*:<dir>_*:!CVS:!thumbs.db:!picasa.ini:!*.scc:*~"
-
-         Overall patterns syntax is:
-           [!][<dir>|<file>][*suffix-match|prefix-match*|full-match]:more:patterns...
-
-         - The first character flag ! avoids printing a warning.
-         - Pattern can have the flag "<dir>" to match only directories
-           or "<file>" to match only files. Default is to match both.
-         - Match is not case-sensitive.
-    -->
-    <property name="aapt.ignore.assets" value="" />
-
-    <!-- compilation options -->
-    <property name="java.encoding" value="UTF-8" />
-    <property name="java.target" value="1.5" />
-    <property name="java.source" value="1.5" />
-    <property name="java.compilerargs" value="" />
-
-    <!-- Renderscript options -->
-    <property name="renderscript.debug.opt.level" value="O0" />
-    <property name="renderscript.release.opt.level" value="O3" />
-
-    <!-- manifest merger default value -->
-    <property name="manifestmerger.enabled" value="false" />
-
-    <!-- instrumentation options -->
-    <property name="emma.filter" value="" />
-
-    <!-- Verbosity -->
-    <property name="verbose" value="false" />
-
-    <!-- ******************************************************* -->
-    <!-- ********************* Custom Tasks ******************** -->
-    <!-- ******************************************************* -->
-
-    <!-- jar file from where the tasks are loaded -->
-    <path id="android.antlibs">
-        <pathelement path="${sdk.dir}/tools/lib/anttasks.jar" />
-    </path>
-
-    <!-- Custom tasks -->
-    <taskdef resource="anttasks.properties" classpathref="android.antlibs" />
-
-    <!-- Emma configuration -->
-    <property name="emma.dir" value="${sdk.dir}/tools/lib" />
-    <path id="emma.lib">
-        <pathelement location="${emma.dir}/emma.jar" />
-        <pathelement location="${emma.dir}/emma_ant.jar" />
-    </path>
-    <taskdef resource="emma_ant.properties" classpathref="emma.lib" />
-    <!-- End of emma configuration -->
-
-
-    <!-- ******************************************************* -->
-    <!-- ******************* Other Properties ****************** -->
-    <!-- ******************************************************* -->
-    <!-- overriding these properties may break the build
-         unless the whole file is updated -->
-
-    <!-- Input directories -->
-    <property name="source.dir" value="src" />
-    <property name="source.absolute.dir" location="${source.dir}" />
-    <property name="gen.absolute.dir" location="gen" />
-    <property name="resource.absolute.dir" location="res" />
-    <property name="asset.dir" value="assets" />
-    <property name="asset.absolute.dir" location="${asset.dir}" />
-    <property name="jar.libs.dir" value="libs" />
-    <property name="jar.libs.absolute.dir" location="${jar.libs.dir}" />
-    <property name="native.libs.absolute.dir" location="libs" />
-
-    <property name="manifest.file" value="AndroidManifest.xml" />
-    <property name="manifest.abs.file" location="${manifest.file}" />
-
-    <!-- Output directories -->
-    <property name="out.dir" value="bin" />
-    <property name="out.absolute.dir" location="${out.dir}" />
-    <property name="out.classes.absolute.dir" location="${out.dir}/classes" />
-    <property name="out.res.absolute.dir" location="${out.dir}/res" />
-    <property name="out.aidl.absolute.dir" location="${out.dir}/aidl" />
-    <property name="out.manifest.abs.file" location="${out.dir}/AndroidManifest.xml" />
-
-    <!-- tools location -->
-    <property name="android.tools.dir" location="${sdk.dir}/tools" />
-    <property name="android.platform.tools.dir" location="${sdk.dir}/platform-tools" />
-    <condition property="exe" value=".exe" else=""><os family="windows" /></condition>
-    <condition property="bat" value=".bat" else=""><os family="windows" /></condition>
-    <property name="adb" location="${android.platform.tools.dir}/adb${exe}" />
-    <property name="zipalign" location="${android.tools.dir}/zipalign${exe}" />
-    <property name="aidl" location="${android.platform.tools.dir}/aidl${exe}" />
-    <property name="aapt" location="${android.platform.tools.dir}/aapt${exe}" />
-    <property name="dx" location="${android.platform.tools.dir}/dx${bat}" />
-    <property name="renderscript" location="${android.platform.tools.dir}/llvm-rs-cc${exe}"/>
-
-    <!-- Renderscript include Path -->
-    <path id="android.renderscript.include.path">
-        <pathelement location="${android.platform.tools.dir}/renderscript/include" />
-        <pathelement location="${android.platform.tools.dir}/renderscript/clang-include" />
-    </path>
-
-    <!-- Intermediate files -->
-    <property name="dex.file.name" value="classes.dex" />
-    <property name="intermediate.dex.file" location="${out.absolute.dir}/${dex.file.name}" />
-    <property name="resource.package.file.name" value="${ant.project.name}.ap_" />
-
-    <!-- Build property file -->
-    <property name="out.build.prop.file" location="${out.absolute.dir}/build.prop" />
-
-
-    <!-- This is needed by emma as it uses multilevel verbosity instead of simple 'true' or 'false'
-         The property 'verbosity' is not user configurable and depends exclusively on 'verbose'
-         value.-->
-    <condition property="verbosity" value="verbose" else="quiet">
-        <istrue value="${verbose}" />
-    </condition>
-
-    <!-- properties for signing in release mode -->
-    <condition property="has.keystore">
-        <and>
-            <isset property="key.store" />
-            <length string="${key.store}" when="greater" length="0" />
-            <isset property="key.alias" />
-        </and>
-    </condition>
-    <condition property="has.password">
-        <and>
-            <isset property="has.keystore" />
-            <isset property="key.store.password" />
-            <isset property="key.alias.password" />
-        </and>
-    </condition>
-
-    <!-- properties for packaging -->
-    <property name="build.packaging.nocrunch" value="true" />
-
-    <!-- whether we need to fork javac.
-         This is only needed on Windows when running Java < 7 -->
-    <condition else="false" property="need.javac.fork">
-        <and>
-            <matches pattern="1\.[56]" string="${java.specification.version}"/>
-            <not>
-                <os family="unix"/>
-            </not>
-        </and>
-    </condition>
-
-    <!-- ******************************************************* -->
-    <!-- ************************ Macros *********************** -->
-    <!-- ******************************************************* -->
-
-    <!-- macro to do a task on if project.is.library is false.
-         elseText attribute is displayed otherwise -->
-    <macrodef name="do-only-if-not-library">
-        <attribute name="elseText" />
-        <element name="task-to-do" implicit="yes" />
-        <sequential>
-        <if condition="${project.is.library}">
-            <else>
-                <task-to-do />
-            </else>
-            <then>
-                <echo level="info">@{elseText}</echo>
-            </then>
-        </if>
-        </sequential>
-    </macrodef>
-
-    <!-- macro to do a task on if manifest.hasCode is true.
-         elseText attribute is displayed otherwise -->
-    <macrodef name="do-only-if-manifest-hasCode">
-        <attribute name="elseText" default=""/>
-        <element name="task-to-do" implicit="yes" />
-        <sequential>
-        <if condition="${manifest.hasCode}">
-            <then>
-                <task-to-do />
-            </then>
-            <else>
-                <if>
-                    <condition>
-                        <length string="@{elseText}" trim="true" when="greater" length="0" />
-                    </condition>
-                    <then>
-                        <echo level="info">@{elseText}</echo>
-                    </then>
-                </if>
-            </else>
-        </if>
-        </sequential>
-    </macrodef>
-
-
-    <!-- Configurable macro, which allows to pass as parameters output directory,
-         output dex filename and external libraries to dex (optional) -->
-    <macrodef name="dex-helper">
-        <element name="external-libs" optional="yes" />
-        <attribute name="nolocals" default="false" />
-        <sequential>
-            <!-- sets the primary input for dex. If a pre-dex task sets it to
-                 something else this has no effect -->
-            <property name="out.dex.input.absolute.dir" value="${out.classes.absolute.dir}" />
-
-            <!-- set the secondary dx input: the project (and library) jar files
-                 If a pre-dex task sets it to something else this has no effect -->
-            <if>
-                <condition>
-                    <isreference refid="out.dex.jar.input.ref" />
-                </condition>
-                <else>
-                    <path id="out.dex.jar.input.ref">
-                        <path refid="project.all.jars.path" />
-                    </path>
-                </else>
-            </if>
-
-            <dex executable="${dx}"
-                    output="${intermediate.dex.file}"
-                    nolocals="@{nolocals}"
-                    verbose="${verbose}">
-                <path path="${out.dex.input.absolute.dir}"/>
-                <path refid="out.dex.jar.input.ref" />
-                <external-libs />
-            </dex>
-        </sequential>
-    </macrodef>
-
-    <!-- This is macro that enable passing variable list of external jar files to ApkBuilder
-         Example of use:
-         <package-helper>
-             <extra-jars>
-                <jarfolder path="my_jars" />
-                <jarfile path="foo/bar.jar" />
-                <jarfolder path="your_jars" />
-             </extra-jars>
-         </package-helper> -->
-    <macrodef name="package-helper">
-        <element name="extra-jars" optional="yes" />
-        <sequential>
-            <apkbuilder
-                    outfolder="${out.absolute.dir}"
-                    resourcefile="${resource.package.file.name}"
-                    apkfilepath="${out.packaged.file}"
-                    debugpackaging="${build.is.packaging.debug}"
-                    debugsigning="${build.is.signing.debug}"
-                    verbose="${verbose}"
-                    hascode="${manifest.hasCode}"
-                    previousBuildType="${build.last.is.packaging.debug}/${build.last.is.signing.debug}"
-                    buildType="${build.is.packaging.debug}/${build.is.signing.debug}">
-                <dex path="${intermediate.dex.file}"/>
-                <sourcefolder path="${source.absolute.dir}"/>
-                <jarfile refid="project.all.jars.path" />
-                <nativefolder path="${native.libs.absolute.dir}" />
-                <nativefolder refid="project.library.native.folder.path" />
-                <extra-jars/>
-            </apkbuilder>
-        </sequential>
-    </macrodef>
-
-    <!-- This is macro which zipaligns in.package and outputs it to out.package. Used by targets
-         debug, -debug-with-emma and release.-->
-    <macrodef name="zipalign-helper">
-        <attribute name="in.package" />
-        <attribute name="out.package" />
-        <sequential>
-            <zipalign
-                    executable="${zipalign}"
-                    input="@{in.package}"
-                    output="@{out.package}"
-                    verbose="${verbose}" />
-        </sequential>
-    </macrodef>
-
-    <macrodef name="run-tests-helper">
-        <attribute name="emma.enabled" default="false" />
-        <element name="extra-instrument-args" optional="yes" />
-        <sequential>
-            <echo level="info">Running tests ...</echo>
-            <exec executable="${adb}" failonerror="true">
-                <arg line="${adb.device.arg}" />
-                <arg value="shell" />
-                <arg value="am" />
-                <arg value="instrument" />
-                <arg value="-w" />
-                <arg value="-e" />
-                <arg value="coverage" />
-                <arg value="@{emma.enabled}" />
-                <extra-instrument-args />
-                <arg value="${project.app.package}/${test.runner}" />
-            </exec>
-        </sequential>
-    </macrodef>
-
-    <macrodef name="record-build-key">
-        <attribute name="key" default="false" />
-        <attribute name="value" default="false" />
-        <sequential>
-            <propertyfile file="${out.build.prop.file}" comment="Last build type">
-                <entry key="@{key}" value="@{value}"/>
-            </propertyfile>
-        </sequential>
-    </macrodef>
-
-    <macrodef name="record-build-info">
-        <sequential>
-            <record-build-key key="build.last.target" value="${build.target}" />
-            <record-build-key key="build.last.is.instrumented" value="${build.is.instrumented}" />
-            <record-build-key key="build.last.is.packaging.debug" value="${build.is.packaging.debug}" />
-            <record-build-key key="build.last.is.signing.debug" value="${build.is.signing.debug}" />
-        </sequential>
-    </macrodef>
-
-    <macrodef name="uninstall-helper">
-        <attribute name="app.package" default="false" />
-        <sequential>
-            <echo level="info">Uninstalling @{app.package} from the default emulator or device...</echo>
-            <exec executable="${adb}" failonerror="true">
-                <arg line="${adb.device.arg}" />
-                <arg value="uninstall" />
-                <arg value="@{app.package}" />
-            </exec>
-        </sequential>
-    </macrodef>
-
-    <!-- ******************************************************* -->
-    <!-- ******************** Build Targets ******************** -->
-    <!-- ******************************************************* -->
-
-    <!-- Basic Ant + SDK check -->
-    <target name="-check-env">
-        <checkenv />
-    </target>
-
-    <!-- target to disable building dependencies -->
-    <target name="nodeps">
-        <property name="dont.do.deps" value="true" />
-    </target>
-
-    <!-- generic setup -->
-    <target name="-setup" depends="-check-env">
-        <echo level="info">Project Name: ${ant.project.name}</echo>
-        <gettype projectTypeOut="project.type" />
-
-        <!-- sets a few boolean based on project.type
-             to make the if task easier -->
-        <condition property="project.is.library" value="true" else="false">
-            <equals arg1="${project.type}" arg2="library" />
-        </condition>
-        <condition property="project.is.test" value="true" else="false">
-            <equals arg1="${project.type}" arg2="test" />
-        </condition>
-        <condition property="project.is.testapp" value="true" else="false">
-            <equals arg1="${project.type}" arg2="test-app" />
-        </condition>
-
-        <!-- If a test project, resolve absolute path to tested project. -->
-        <if condition="${project.is.test}">
-            <then>
-                <property name="tested.project.absolute.dir" location="${tested.project.dir}" />
-            </then>
-        </if>
-
-        <!-- If the "debug" build type changed, clear out the compiled code.
-             This is to make sure the new BuildConfig.DEBUG value is picked up
-             as javac can't deal with this type of change in its dependency computation. -->
-        <if>
-            <condition>
-                <and>
-                    <length string="${build.last.is.packaging.debug}" trim="true" when="greater" length="0" />
-                    <not><equals
-                            arg1="${build.is.packaging.debug}"
-                            arg2="${build.last.is.packaging.debug}" /></not>
-                </and>
-            </condition>
-            <then>
-                <echo level="info">Switching between debug and non debug build: Deleting previous compilation output...</echo>
-                <delete dir="${out.classes.absolute.dir}" verbose="${verbose}" />
-            </then>
-            <else>
-                <!-- Else, we may still need to clean the code, for another reason.
-                     special case for instrumented: if the previous build was
-                     instrumented but not this one, clear out the compiled code -->
-                <if>
-                    <condition>
-                        <and>
-                            <istrue value="${build.last.is.instrumented}" />
-                            <isfalse value="${build.is.instrumented}" />
-                        </and>
-                    </condition>
-                    <then>
-                        <echo level="info">Switching from instrumented to non-instrumented build: Deleting previous compilation output...</echo>
-                        <delete dir="${out.classes.absolute.dir}" verbose="${verbose}" />
-                    </then>
-                </if>
-            </else>
-        </if>
-
-
-        <!-- get the project manifest package -->
-        <xpath input="${manifest.abs.file}"
-                expression="/manifest/@package" output="project.app.package" />
-
-    </target>
-
-    <!-- empty default pre-clean target. Create a similar target in
-         your build.xml and it'll be called instead of this one. -->
-    <target name="-pre-clean"/>
-
-    <!-- clean target -->
-    <target name="clean" depends="-setup, -pre-clean"
-            description="Removes output files created by other targets.">
-        <delete dir="${out.absolute.dir}" verbose="${verbose}" />
-        <delete dir="${gen.absolute.dir}" verbose="${verbose}" />
-
-        <!-- if we know about a tested project or libraries, we clean them too. -->
-        <if condition="${project.is.test}">
-            <then>
-                <property name="tested.project.absolute.dir" location="${tested.project.dir}" />
-                <subant failonerror="true">
-                    <fileset dir="${tested.project.absolute.dir}" includes="build.xml" />
-                    <target name="clean" />
-                </subant>
-            </then>
-        </if>
-
-        <!-- get all the libraries -->
-        <if>
-            <condition><not><isset property="dont.do.deps" /></not></condition>
-            <then>
-                <getlibpath libraryFolderPathOut="project.library.folder.path" />
-                <if>
-                    <condition>
-                        <isreference refid="project.library.folder.path" />
-                    </condition>
-                    <then>
-                        <!-- clean the libraries with nodeps since we already
-                             know about all the libraries even the indirect one -->
-                        <subant
-                                buildpathref="project.library.folder.path"
-                                antfile="build.xml"
-                                failonerror="true">
-                            <target name="nodeps" />
-                            <target name="clean" />
-                        </subant>
-                    </then>
-                </if>
-            </then>
-        </if>
-    </target>
-
-    <!-- Pre build setup -->
-    <target name="-build-setup" depends="-setup">
-
-        <!-- read the previous build mode -->
-        <property file="${out.build.prop.file}" />
-        <!-- if empty the props won't be set, meaning it's a new build.
-             To force a build, set the prop to empty values. -->
-        <property name="build.last.target" value="" />
-        <property name="build.last.is.instrumented" value="" />
-        <property name="build.last.is.packaging.debug" value="" />
-        <property name="build.last.is.signing.debug" value="" />
-
-        <echo level="info">Resolving Build Target for ${ant.project.name}...</echo>
-        <!-- load project properties, resolve Android target, library dependencies
-             and set some properties with the results.
-             All property names are passed as parameters ending in -Out -->
-        <gettarget
-                androidJarFileOut="project.target.android.jar"
-                androidAidlFileOut="project.target.framework.aidl"
-                bootClassPathOut="project.target.class.path"
-                targetApiOut="project.target.apilevel"
-                minSdkVersionOut="project.minSdkVersion" />
-
-        <!-- Value of the hasCode attribute (Application node) extracted from manifest file -->
-        <xpath input="${manifest.abs.file}" expression="/manifest/application/@android:hasCode"
-                    output="manifest.hasCode" default="true"/>
-
-        <echo level="info">----------</echo>
-        <echo level="info">Creating output directories if needed...</echo>
-        <mkdir dir="${resource.absolute.dir}" />
-        <mkdir dir="${jar.libs.absolute.dir}" />
-        <mkdir dir="${out.absolute.dir}" />
-        <mkdir dir="${out.res.absolute.dir}" />
-        <do-only-if-manifest-hasCode>
-            <mkdir dir="${gen.absolute.dir}" />
-            <mkdir dir="${out.classes.absolute.dir}" />
-        </do-only-if-manifest-hasCode>
-
-        <echo level="info">----------</echo>
-        <echo level="info">Resolving Dependencies for ${ant.project.name}...</echo>
-        <dependency
-                libraryFolderPathOut="project.library.folder.path"
-                libraryPackagesOut="project.library.packages"
-                libraryManifestFilePathOut="project.library.manifest.file.path"
-                libraryResFolderPathOut="project.library.res.folder.path"
-                libraryBinAidlFolderPathOut="project.library.bin.aidl.folder.path"
-                libraryNativeFolderPathOut="project.library.native.folder.path"
-                libraryRFilePathOut="project.library.bin.r.file.path"
-                jarLibraryPathOut="project.all.jars.path"
-                targetApi="${project.target.apilevel}"
-                verbose="${verbose}" />
-
-        <!-- compile the libraries if any -->
-        <if>
-            <condition>
-                <and>
-                    <isreference refid="project.library.folder.path" />
-                    <not><isset property="dont.do.deps" /></not>
-                </and>
-            </condition>
-            <then>
-                <!-- figure out which target must be used to build the library projects.
-                     If emma is enabled, then use 'instrument' otherwise, use 'debug' -->
-                <condition property="project.libraries.target" value="instrument" else="${build.target}">
-                    <istrue value="${build.is.instrumented}" />
-                </condition>
-
-                <echo level="info">----------</echo>
-                <echo level="info">Building Libraries with '${project.libraries.target}'...</echo>
-
-                <!-- no need to build the deps as we have already
-                     the full list of libraries -->
-                <subant failonerror="true"
-                        buildpathref="project.library.folder.path"
-                        antfile="build.xml">
-                    <target name="nodeps" />
-                    <target name="${project.libraries.target}" />
-                    <property name="emma.coverage.absolute.file" location="${out.absolute.dir}/coverage.em" />
-                </subant>
-            </then>
-        </if>
-
-        <!-- compile the main project if this is a test project -->
-        <if condition="${project.is.test}">
-            <then>
-                <!-- figure out which target must be used to build the tested project.
-                     If emma is enabled, then use 'instrument' otherwise, use 'debug' -->
-                <condition property="tested.project.target" value="instrument" else="debug">
-                    <isset property="emma.enabled" />
-                </condition>
-
-                <echo level="info">----------</echo>
-                <echo level="info">Building tested project at ${tested.project.absolute.dir} with '${tested.project.target}'...</echo>
-                <subant target="${tested.project.target}" failonerror="true">
-                    <fileset dir="${tested.project.absolute.dir}" includes="build.xml" />
-                </subant>
-
-                <!-- get the tested project full classpath to be able to build
-                     the test project -->
-                <testedprojectclasspath
-                        projectLocation="${tested.project.absolute.dir}"
-                        projectClassPathOut="tested.project.classpath"/>
-            </then>
-            <else>
-                <!-- no tested project, make an empty Path object so that javac doesn't
-                     complain -->
-                <path id="tested.project.classpath" />
-            </else>
-        </if>
-    </target>
-
-    <!-- empty default pre-build target. Create a similar target in
-         your build.xml and it'll be called instead of this one. -->
-    <target name="-pre-build"/>
-
-    <!-- Code Generation: compile resources (aapt -> R.java), aidl, renderscript -->
-    <target name="-code-gen">
-        <!-- always merge manifest -->
-        <mergemanifest
-                appManifest="${manifest.abs.file}"
-                outManifest="${out.manifest.abs.file}"
-                enabled="${manifestmerger.enabled}">
-            <library refid="project.library.manifest.file.path" />
-        </mergemanifest>
-
-        <do-only-if-manifest-hasCode
-                elseText="hasCode = false. Skipping aidl/renderscript/R.java">
-            <echo level="info">Handling aidl files...</echo>
-            <aidl executable="${aidl}"
-                    framework="${project.target.framework.aidl}"
-                    libraryBinAidlFolderPathRefid="project.library.bin.aidl.folder.path"
-                    genFolder="${gen.absolute.dir}"
-                    aidlOutFolder="${out.aidl.absolute.dir}">
-                <source path="${source.absolute.dir}"/>
-            </aidl>
-            
-            <path id="android.renderscript.include.path">
-			    <pathelement location="${android.platform.tools.dir}/renderscript/include" />
-			    <pathelement location="${android.platform.tools.dir}/renderscript/clang-include" />
-			</path>
-            <!-- renderscript generates resources so it must be called before aapt -->
-            <echo level="info">----------</echo>
-            <echo level="info">Handling RenderScript files...</echo>
-            <renderscript executable="${renderscript}"
-                    includePathRefId="android.renderscript.include.path"
-                    genFolder="${gen.absolute.dir}"
-                    resFolder="${out.res.absolute.dir}/raw"
-                    targetApi="${project.minSdkVersion}"
-                    optLevel="${renderscript.opt.level}"
-                    buildType="${build.is.packaging.debug}"
-                    previousBuildType="${build.last.is.packaging.debug}">
-                <source path="${source.absolute.dir}"/>
-            </renderscript>
-
-            <echo level="info">----------</echo>
-            <echo level="info">Handling Resources...</echo>
-            <aapt executable="${aapt}"
-                    command="package"
-                    verbose="${verbose}"
-                    manifest="${out.manifest.abs.file}"
-                    androidjar="${project.target.android.jar}"
-                    rfolder="${gen.absolute.dir}"
-                    nonConstantId="${android.library}"
-                    libraryResFolderPathRefid="project.library.res.folder.path"
-                    libraryRFileRefid="project.library.bin.r.file.path"
-                    libraryPackagesRefid="project.library.packages"
-                    ignoreAssets="${aapt.ignore.assets}"
-                    proguardFile="${out.absolute.dir}/proguard.txt">
-                <res path="${out.res.absolute.dir}" />
-                <res path="${resource.absolute.dir}" />
-            </aapt>
-
-            <echo level="info">----------</echo>
-            <echo level="info">Handling BuildConfig class...</echo>
-            <buildconfig
-                    genFolder="${gen.absolute.dir}"
-                    package="${project.app.package}"
-                    buildType="${build.is.packaging.debug}"
-                    previousBuildType="${build.last.is.packaging.debug}"/>
-
-        </do-only-if-manifest-hasCode>
-    </target>
-
-    <!-- empty default pre-compile target. Create a similar target in
-         your build.xml and it'll be called instead of this one. -->
-    <target name="-pre-compile"/>
-
-    <!-- Compiles this project's .java files into .class files. -->
-    <target name="-compile" depends="-build-setup, -pre-build, -code-gen, -pre-compile">
-        <do-only-if-manifest-hasCode elseText="hasCode = false. Skipping...">
-            <!-- merge the project's own classpath and the tested project's classpath -->
-            <path id="project.javac.classpath">
-                <path refid="project.all.jars.path" />
-                <path refid="tested.project.classpath" />
-            </path>
-            <javac encoding="${java.encoding}"
-                    source="${java.source}" target="${java.target}"
-                    debug="true" extdirs="" includeantruntime="false"
-                    destdir="${out.classes.absolute.dir}"
-                    bootclasspathref="project.target.class.path"
-                    verbose="${verbose}"
-                    classpathref="project.javac.classpath"
-                    fork="${need.javac.fork}">
-                <src path="${source.absolute.dir}" />
-                <src path="${gen.absolute.dir}" />
-                <compilerarg line="${java.compilerargs}" />
-            </javac>
-
-            <!-- if the project is instrumented, intrument the classes -->
-            <if condition="${build.is.instrumented}">
-                <then>
-                    <echo level="info">Instrumenting classes from ${out.absolute.dir}/classes...</echo>
-
-                    <!-- build the filter to remove R, Manifest, BuildConfig -->
-                    <getemmafilter
-                            appPackage="${project.app.package}"
-                            libraryPackagesRefId="project.library.packages"
-                            filterOut="emma.default.filter"/>
-
-                    <!-- define where the .em file is going. This may have been
-                         setup already if this is a library -->
-                    <property name="emma.coverage.absolute.file" location="${out.absolute.dir}/coverage.em" />
-
-                    <!-- It only instruments class files, not any external libs -->
-                    <emma enabled="true">
-                        <instr verbosity="${verbosity}"
-                               mode="overwrite"
-                               instrpath="${out.absolute.dir}/classes"
-                               outdir="${out.absolute.dir}/classes"
-                               metadatafile="${emma.coverage.absolute.file}">
-                            <filter excludes="${emma.default.filter}" />
-                            <filter value="${emma.filter}" />
-                        </instr>
-                    </emma>
-                </then>
-            </if>
-
-            <!-- if the project is a library then we generate a jar file -->
-            <if condition="${project.is.library}">
-                <then>
-                    <echo level="info">Creating library output jar file...</echo>
-                    <property name="out.library.jar.file" location="${out.absolute.dir}/classes.jar" />
-                    <if>
-                        <condition>
-                            <length string="${android.package.excludes}" trim="true" when="greater" length="0" />
-                        </condition>
-                        <then>
-                            <echo level="info">Custom jar packaging exclusion: ${android.package.excludes}</echo>
-                        </then>
-                    </if>
-
-                    <propertybyreplace name="project.app.package.path" input="${project.app.package}" replace="." with="/" />
-
-                    <jar destfile="${out.library.jar.file}">
-                        <fileset dir="${out.classes.absolute.dir}"
-                                includes="**/*.class"
-                                excludes="${project.app.package.path}/R.class ${project.app.package.path}/R$*.class ${project.app.package.path}/Manifest.class ${project.app.package.path}/Manifest$*.class ${project.app.package.path}/BuildConfig.class"/>
-                        <fileset dir="${source.absolute.dir}" excludes="**/*.java ${android.package.excludes}" />
-                    </jar>
-                </then>
-            </if>
-
-        </do-only-if-manifest-hasCode>
-    </target>
-
-    <!-- empty default post-compile target. Create a similar target in
-         your build.xml and it'll be called instead of this one. -->
-    <target name="-post-compile"/>
-
-    <!-- Obfuscate target
-        This is only active in release builds when proguard.config is defined
-        in default.properties.
-
-        To replace Proguard with a different obfuscation engine:
-        Override the following targets in your build.xml, before the call to <setup>
-            -release-obfuscation-check
-                Check whether obfuscation should happen, and put the result in a property.
-            -debug-obfuscation-check
-                Obfuscation should not happen. Set the same property to false.
-            -obfuscate
-                check if the property set in -debug/release-obfuscation-check is set to true.
-                If true:
-                    Perform obfuscation
-                    Set property out.dex.input.absolute.dir to be the output of the obfuscation
-    -->
-    <target name="-obfuscate">
-        <if condition="${proguard.enabled}">
-            <then>
-                <property name="obfuscate.absolute.dir" location="${out.absolute.dir}/proguard" />
-                <property name="preobfuscate.jar.file" value="${obfuscate.absolute.dir}/original.jar" />
-                <property name="obfuscated.jar.file" value="${obfuscate.absolute.dir}/obfuscated.jar" />
-                <!-- input for dex will be proguard's output -->
-                <property name="out.dex.input.absolute.dir" value="${obfuscated.jar.file}" />
-
-                <!-- Add Proguard Tasks -->
-                <property name="proguard.jar" location="${android.tools.dir}/proguard/lib/proguard.jar" />
-                <taskdef name="proguard" classname="proguard.ant.ProGuardTask" classpath="${proguard.jar}" />
-
-                <!-- Set the android classpath Path object into a single property. It'll be
-                     all the jar files separated by a platform path-separator.
-                     Each path must be quoted if it contains spaces.
-                -->
-                <pathconvert property="project.target.classpath.value" refid="project.target.class.path">
-                    <firstmatchmapper>
-                        <regexpmapper from='^([^ ]*)( .*)$$' to='"\1\2"'/>
-                        <identitymapper/>
-                    </firstmatchmapper>
-                </pathconvert>
-
-                <!-- Build a path object with all the jar files that must be obfuscated.
-                     This include the project compiled source code and any 3rd party jar
-                     files. -->
-                <path id="project.all.classes.path">
-                    <pathelement location="${preobfuscate.jar.file}" />
-                    <path refid="project.all.jars.path" />
-                </path>
-                <!-- Set the project jar files Path object into a single property. It'll be
-                     all the jar files separated by a platform path-separator.
-                     Each path must be quoted if it contains spaces.
-                -->
-                <pathconvert property="project.all.classes.value" refid="project.all.classes.path">
-                    <firstmatchmapper>
-                        <regexpmapper from='^([^ ]*)( .*)$$' to='"\1\2"'/>
-                        <identitymapper/>
-                    </firstmatchmapper>
-                </pathconvert>
-
-                <!-- Turn the path property ${proguard.config} from an A:B:C property
-                     into a series of includes: -include A -include B -include C
-                     suitable for processing by the ProGuard task. Note - this does
-                     not include the leading '-include "' or the closing '"'; those
-                     are added under the <proguard> call below.
-                -->
-                <path id="proguard.configpath">
-                    <pathelement path="${proguard.config}"/>
-                </path>
-                <pathconvert pathsep='" -include "' property="proguard.configcmd" refid="proguard.configpath"/>
-
-                <mkdir   dir="${obfuscate.absolute.dir}" />
-                <delete file="${preobfuscate.jar.file}"/>
-                <delete file="${obfuscated.jar.file}"/>
-                <jar basedir="${out.classes.absolute.dir}"
-                    destfile="${preobfuscate.jar.file}" />
-                <proguard>
-                    -include      "${proguard.configcmd}"
-                    -include      "${out.absolute.dir}/proguard.txt"
-                    -injars       ${project.all.classes.value}
-                    -outjars      "${obfuscated.jar.file}"
-                    -libraryjars  ${project.target.classpath.value}
-                    -dump         "${obfuscate.absolute.dir}/dump.txt"
-                    -printseeds   "${obfuscate.absolute.dir}/seeds.txt"
-                    -printusage   "${obfuscate.absolute.dir}/usage.txt"
-                    -printmapping "${obfuscate.absolute.dir}/mapping.txt"
-                </proguard>
-            </then>
-        </if>
-    </target>
-
-    <!-- Converts this project's .class files into .dex files -->
-    <target name="-dex" depends="-compile, -post-compile, -obfuscate">
-        <do-only-if-manifest-hasCode elseText="hasCode = false. Skipping...">
-            <!-- only convert to dalvik bytecode is *not* a library -->
-            <do-only-if-not-library elseText="Library project: do not convert bytecode..." >
-                <!-- special case for instrumented builds: need to use no-locals and need
-                     to pass in the emma jar. -->
-                <if condition="${build.is.instrumented}">
-                    <then>
-                        <dex-helper nolocals="true">
-                            <external-libs>
-                                <fileset file="${emma.dir}/emma_device.jar" />
-                            </external-libs>
-                        </dex-helper>
-                    </then>
-                    <else>
-                        <dex-helper />
-                    </else>
-                </if>
-            </do-only-if-not-library>
-        </do-only-if-manifest-hasCode>
-    </target>
-
-<!-- Updates the pre-processed PNG cache -->
-    <target name="-crunch">
-        <exec executable="${aapt}" taskName="crunch">
-            <arg value="crunch" />
-            <arg value="-v" />
-            <arg value="-S" />
-            <arg path="${resource.absolute.dir}" />
-            <arg value="-C" />
-            <arg path="${out.res.absolute.dir}" />
-        </exec>
-    </target>
-
-    <!-- Puts the project's resources into the output package file
-         This actually can create multiple resource package in case
-         Some custom apk with specific configuration have been
-         declared in default.properties.
-         -->
-    <target name="-package-resources" depends="-crunch">
-        <!-- only package resources if *not* a library project -->
-        <do-only-if-not-library elseText="Library project: do not package resources..." >
-            <!-- <aapt executable="${aapt}"
-                    command="package"
-                    versioncode="${version.code}"
-                    versionname="${version.name}"
-                    debug="${build.is.packaging.debug}"
-                    manifest="${out.manifest.abs.file}"
-                    assets="${asset.absolute.dir}"
-                    androidjar="${project.target.android.jar}"
-                    apkfolder="${out.absolute.dir}"
-                    nocrunch="${build.packaging.nocrunch}"
-                    resourcefilename="${resource.package.file.name}"
-                    resourcefilter="${aapt.resource.filter}"
-                    libraryResFolderPathRefid="project.library.res.folder.path"
-                    libraryPackagesRefid="project.library.packages"
-                    previousBuildType="${build.last.target}"
-                    buildType="${build.target}"
-                    ignoreAssets="${aapt.ignore.assets}">
-                <res path="${out.res.absolute.dir}" />
-                <res path="${resource.absolute.dir}" />
-                <nocompress /> forces no compression on any files in assets or res/raw
-                <nocompress extension="xml" /> forces no compression on specific file extensions in assets and res/raw
-            </aapt> -->
-            <exec executable="${aapt}" failonerror="true">
-			  <arg value="package" />
-			  <arg value="-f" />
-			  <arg value="-v" />
-			  <arg value="--version-code" />
-			  <arg value="${version.code}" />
-			  <arg value="--debug-mode" />
-			  <arg value="-m" />
-			  <arg value="-u" />
-			  <arg value="-J" />
-		 	  <arg path="${gen.absolute.dir}" />
-			  <arg value="-M" />
-			  <arg path="${out.manifest.abs.file}" />
-			  <arg value="-I" />
-			  <arg path="${project.target.android.jar}" />
-			  <arg value="-F" />
-			  <arg path="${out.absolute.dir}/${resource.package.file.name}" />
-			  <arg value="-S" />
-			  <arg path="${resource.absolute.dir}" />
-			  <arg value="--rename-manifest-package"/> 
-			  <arg value="${linphone.package.name}"/> 
-			  <arg value="--custom-package" />
-			  <arg value="${linphone.package.name}"/>
-			</exec> 
-        </do-only-if-not-library>
-    </target>
-
-    <!-- Packages the application. -->
-    <target name="-package" depends="-dex, -package-resources">
-        <!-- only package apk if *not* a library project -->
-        <do-only-if-not-library elseText="Library project: do not package apk..." >
-            <if condition="${build.is.instrumented}">
-                <then>
-                    <package-helper>
-                        <extra-jars>
-                            <!-- Injected from external file -->
-                            <jarfile path="${emma.dir}/emma_device.jar" />
-                        </extra-jars>
-                    </package-helper>
-                </then>
-                <else>
-                    <package-helper />
-                </else>
-            </if>
-        </do-only-if-not-library>
-    </target>
-
-    <target name="-post-package" />
-    <target name="-post-build" />
-
-    <target name="-set-mode-check">
-        <fail if="build.is.mode.set"
-                message="Cannot run two different modes at the same time. If you are running more than one debug/release/instrument type targets, call them from different Ant calls." />
-    </target>
-
-    <!-- ******************************************************* -->
-    <!-- **************** Debug specific targets *************** -->
-    <!-- ******************************************************* -->
-
-    <target name="-set-debug-files" depends="-set-mode-check">
-
-        <property name="out.packaged.file" location="${out.absolute.dir}/${ant.project.name}-debug-unaligned.apk" />
-        <property name="out.final.file" location="${out.absolute.dir}/${ant.project.name}-debug.apk" />
-        <property name="build.is.mode.set" value="true" />
-    </target>
-
-
-    <target name="-set-debug-mode" depends="-setup">
-        <!-- record the current build target -->
-        <property name="build.target" value="debug" />
-
-        <if>
-            <condition>
-                <and>
-                    <istrue value="${project.is.testapp}" />
-                    <istrue value="${emma.enabled}" />
-                </and>
-            </condition>
-            <then>
-                <property name="build.is.instrumented" value="true" />
-            </then>
-            <else>
-                <property name="build.is.instrumented" value="false" />
-            </else>
-        </if>
-
-        <!-- whether the build is a debug build. always set. -->
-        <property name="build.is.packaging.debug" value="true" />
-
-        <!-- signing mode: debug -->
-        <property name="build.is.signing.debug" value="true" />
-
-        <!-- Renderscript optimization level: none -->
-        <property name="renderscript.opt.level" value="${renderscript.debug.opt.level}" />
-
-    </target>
-
-    <target name="-debug-obfuscation-check">
-        <!-- proguard is never enabled in debug mode -->
-        <property name="proguard.enabled" value="false"/>
-    </target>
-
-    <!-- Builds debug output package -->
-    <target name="-do-debug" depends="-set-debug-mode, -debug-obfuscation-check, -package, -post-package">
-        <!-- only create apk if *not* a library project -->
-        <do-only-if-not-library elseText="Library project: do not create apk..." >
-            <sequential>
-                <zipalign-helper in.package="${out.packaged.file}" out.package="${out.final.file}" />
-                <echo level="info">Debug Package: ${out.final.file}</echo>
-            </sequential>
-        </do-only-if-not-library>
-        <record-build-info />
-    </target>
-
-    <target name="init" description="copy linphone java files into right directories.">
-        <mkdir dir="src/temp"/>
-        <copy includeemptydirs="false" todir="src/temp">
-            <fileset dir="submodules/linphone/mediastreamer2/java/src">
-                <exclude name="org/linphone/mediastream/MediastreamerActivity.java"/>
-            </fileset>
-        </copy>
-        <copy includeemptydirs="false" todir="src/temp">
-            <fileset dir="submodules/linphone/java/j2se">
-            </fileset>
-        </copy>
-        <copy includeemptydirs="false" todir="src/temp">
-            <fileset dir="submodules/linphone/java/common">
-            </fileset>
-        </copy>
-        <copy includeemptydirs="false" todir="src/temp">
-            <fileset dir="submodules/linphone/coreapi/help/java">
-            </fileset>
-        </copy>
-    </target>
-
-    <target name="delete-temp" description="remove linphone java files into right directories.">
-        <delete dir="src/temp"/>
-    </target>
-    
-    <!-- Builds debug output package -->
-    <target name="debug" depends="clean, init, -set-debug-files, -do-debug, -post-build, delete-temp"
-                description="Builds the application and signs it with a debug key.">
-    </target>
-
-    <target name="run">
-	    <exec executable="adb">
-	        <arg value="shell"/>
-	        <arg value="am"/>
-	        <arg value="start"/>
-	        <arg value="-a"/>
-	        <arg value="android.intent.action.MAIN"/>
-	        <arg value="-n"/>
-	        <arg value="${linphone.package.name}/org.linphone.LinphoneLauncherActivity"/>
-	    </exec>
-	</target>
-
-    <!-- ******************************************************* -->
-    <!-- *************** Release specific targets ************** -->
-    <!-- ******************************************************* -->
-
-    <!-- called through target 'release'. Only executed if the keystore and
-         key alias are known but not their password. -->
-    <target name="-release-prompt-for-password" if="has.keystore" unless="has.password">
-        <!-- Gets passwords -->
-        <input
-                message="Please enter keystore password (store:${key.store}):"
-                addproperty="key.store.password" />
-        <input
-                message="Please enter password for alias '${key.alias}':"
-                addproperty="key.alias.password" />
-    </target>
-
-    <!-- called through target 'release'. Only executed if there's no
-         keystore/key alias set -->
-    <target name="-release-nosign" unless="has.keystore">
-        <!-- no release builds for library project -->
-        <do-only-if-not-library elseText="" >
-            <sequential>
-                <echo level="info">No key.store and key.alias properties found in build.properties.</echo>
-                <echo level="info">Please sign ${out.packaged.file} manually</echo>
-                <echo level="info">and run zipalign from the Android SDK tools.</echo>
-            </sequential>
-        </do-only-if-not-library>
-        <record-build-info />
-    </target>
-
-    <target name="-release-obfuscation-check">
-        <echo level="info">proguard.config is ${proguard.config}</echo>
-        <condition property="proguard.enabled" value="true" else="false">
-            <and>
-                <isset property="build.is.mode.release" />
-                <isset property="proguard.config" />
-            </and>
-        </condition>
-        <if condition="${proguard.enabled}">
-            <then>
-                <echo level="info">Proguard.config is enabled</echo>
-                <!-- Secondary dx input (jar files) is empty since all the
-                     jar files will be in the obfuscated jar -->
-                <path id="out.dex.jar.input.ref" />
-            </then>
-        </if>
-    </target>
-
-    <target name="-set-release-mode" depends="-set-mode-check">
-        <property name="out.packaged.file" location="${out.absolute.dir}/${ant.project.name}-release-unsigned.apk" />
-        <property name="out.final.file" location="${out.absolute.dir}/${ant.project.name}-release.apk" />
-        <property name="build.is.mode.set" value="true" />
-
-        <!-- record the current build target -->
-        <property name="build.target" value="release" />
-
-        <property name="build.is.instrumented" value="false" />
-
-        <!-- release mode is only valid if the manifest does not explicitly
-             set debuggable to true. default is false. -->
-        <xpath input="${manifest.abs.file}" expression="/manifest/application/@android:debuggable"
-                output="build.is.packaging.debug" default="false"/>
-
-        <!-- signing mode: release -->
-        <property name="build.is.signing.debug" value="false" />
-
-        <!-- Renderscript optimization level: aggressive -->
-        <property name="renderscript.opt.level" value="${renderscript.release.opt.level}" />
-
-        <if condition="${build.is.packaging.debug}">
-            <then>
-                <echo>*************************************************</echo>
-                <echo>****  Android Manifest has debuggable=true   ****</echo>
-                <echo>**** Doing DEBUG packaging with RELEASE keys ****</echo>
-                <echo>*************************************************</echo>
-            </then>
-            <else>
-                <!-- property only set in release mode.
-                     Useful for if/unless attributes in target node
-                     when using Ant before 1.8 -->
-                <property name="build.is.mode.release" value="true"/>
-            </else>
-        </if>
-    </target>
-
-    <target name="-release-sign" if="has.keystore" >
-        <!-- only create apk if *not* a library project -->
-        <do-only-if-not-library elseText="Library project: do not create apk..." >
-            <sequential>
-                <property name="out.unaligned.file" location="${out.absolute.dir}/${ant.project.name}-release-unaligned.apk" />
-
-                <!-- Signs the APK -->
-                <echo level="info">Signing final apk...</echo>
-                <signapk
-                        input="${out.packaged.file}"
-                        output="${out.unaligned.file}"
-                        keystore="${key.store}"
-                        storepass="${key.store.password}"
-                        alias="${key.alias}"
-                        keypass="${key.alias.password}"/>
-
-                <!-- Zip aligns the APK -->
-                <zipalign-helper
-                        in.package="${out.unaligned.file}"
-                        out.package="${out.final.file}" />
-                <echo level="info">Release Package: ${out.final.file}</echo>
-            </sequential>
-        </do-only-if-not-library>
-        <record-build-info />
-    </target>
-
-    <!-- This runs -package-release and -release-nosign first and then runs
-         only if release-sign is true (set in -release-check,
-         called by -release-no-sign)-->
-    <target name="release"
-                depends="clean, init, -set-release-mode, -release-obfuscation-check, -package, -post-package, -release-prompt-for-password, -release-nosign, -release-sign, -post-build, delete-temp"
-                description="Builds the application in release mode.">
-    </target>
-
-    <!-- ******************************************************* -->
-    <!-- ************ Instrumented specific targets ************ -->
-    <!-- ******************************************************* -->
-
-    <!-- These targets are specific for the project under test when it
-         gets compiled by the test projects in a way that will make it
-         support emma code coverage -->
-
-    <target name="-set-instrumented-mode" depends="-set-mode-check">
-        <property name="out.packaged.file" location="${out.absolute.dir}/${ant.project.name}-instrumented-unaligned.apk" />
-        <property name="out.final.file" location="${out.absolute.dir}/${ant.project.name}-instrumented.apk" />
-        <property name="build.is.mode.set" value="true" />
-
-        <!-- whether the build is an instrumented build. -->
-        <property name="build.is.instrumented" value="true" />
-    </target>
-
-    <!-- Builds instrumented output package -->
-    <target name="instrument" depends="-set-instrumented-mode, -do-debug"
-                description="Builds an instrumented packaged.">
-        <!-- only create apk if *not* a library project -->
-        <do-only-if-not-library elseText="Library project: do not create apk..." >
-            <sequential>
-                <zipalign-helper in.package="${out.packaged.file}" out.package="${out.final.file}" />
-                <echo level="info">Instrumented Package: ${out.final.file}</echo>
-            </sequential>
-        </do-only-if-not-library>
-        <record-build-info />
-    </target>
-
-    <!-- ******************************************************* -->
-    <!-- ************ Test project specific targets ************ -->
-    <!-- ******************************************************* -->
-
-    <!-- enable code coverage -->
-    <target name="emma">
-        <property name="emma.enabled" value="true" />
-    </target>
-
-    <!-- fails if the project is not a test project -->
-    <target name="-test-project-check" depends="-setup">
-        <if>
-            <condition>
-                <and>
-                    <isfalse value="${project.is.test}" />
-                    <isfalse value="${project.is.testapp}" />
-                </and>
-            </condition>
-            <then>
-                <fail message="Project is not a test project." />
-            </then>
-        </if>
-    </target>
-
-    <target name="test" depends="-test-project-check"
-                description="Runs tests from the package defined in test.package property">
-        <property name="test.runner" value="android.test.InstrumentationTestRunner" />
-
-        <if condition="${project.is.test}">
-        <then>
-            <property name="tested.project.absolute.dir" location="${tested.project.dir}" />
-
-            <!-- Application package of the tested project extracted from its manifest file -->
-            <xpath input="${tested.project.absolute.dir}/AndroidManifest.xml"
-                    expression="/manifest/@package" output="tested.project.app.package" />
-
-            <if condition="${emma.enabled}">
-                <then>
-                    <getprojectpaths projectPath="${tested.project.absolute.dir}"
-                            binOut="tested.project.out.absolute.dir"
-                            srcOut="tested.project.source.absolute.dir" />
-
-                    <getlibpath projectPath="${tested.project.absolute.dir}"
-                            libraryFolderPathOut="tested.project.lib.source.path"
-                            leaf="@{source.dir}" />
-
-                </then>
-            </if>
-
-        </then>
-        <else>
-            <!-- this is a test app, the tested package is the app's own package -->
-            <property name="tested.project.app.package" value="${project.app.package}" />
-
-            <if condition="${emma.enabled}">
-                <then>
-                    <property name="tested.project.out.absolute.dir" value="${out.absolute.dir}" />
-                    <property name="tested.project.source.absolute.dir" value="${source.absolute.dir}" />
-
-                    <getlibpath
-                            libraryFolderPathOut="tested.project.lib.source.path"
-                            leaf="@{source.dir}" />
-
-                </then>
-            </if>
-
-        </else>
-        </if>
-
-        <property name="emma.dump.file"
-                value="/data/data/${tested.project.app.package}/coverage.ec" />
-
-        <if condition="${emma.enabled}">
-            <then>
-                <echo>WARNING: Code Coverage is currently only supported on the emulator and rooted devices.</echo>
-                <run-tests-helper emma.enabled="true">
-                    <extra-instrument-args>
-                        <arg value="-e" />
-                           <arg value="coverageFile" />
-                           <arg value="${emma.dump.file}" />
-                    </extra-instrument-args>
-                </run-tests-helper>
-                <echo level="info">Downloading coverage file into project directory...</echo>
-                <exec executable="${adb}" failonerror="true">
-                    <arg line="${adb.device.arg}" />
-                    <arg value="pull" />
-                    <arg value="${emma.dump.file}" />
-                    <arg path="${out.absolute.dir}/coverage.ec" />
-                </exec>
-                <echo level="info">Extracting coverage report...</echo>
-
-                <pathconvert property="tested.project.lib.source.path.value" refid="tested.project.lib.source.path">
-                    <firstmatchmapper>
-                        <regexpmapper from='^([^ ]*)( .*)$$' to='"\1\2"'/>
-                        <identitymapper/>
-                    </firstmatchmapper>
-                </pathconvert>
-
-
-                <emma>
-                    <report sourcepath="${tested.project.source.absolute.dir}:${tested.project.lib.source.path.value}"
-                            verbosity="${verbosity}">
-                        <!-- TODO: report.dir or something like should be introduced if necessary -->
-                        <infileset file="${out.absolute.dir}/coverage.ec" />
-                        <infileset file="${tested.project.out.absolute.dir}/coverage.em" />
-                        <!-- TODO: reports in other, indicated by user formats -->
-                        <html outfile="${out.absolute.dir}/coverage.html" />
-                   </report>
-                </emma>
-                <echo level="info">Cleaning up temporary files...</echo>
-                <delete file="${out.absolute.dir}/coverage.ec" />
-                <delete file="${out.absolute.dir}/coverage.em" />
-                <echo level="info">Saving the report file in ${out.absolute.dir}/coverage.html</echo>
-            </then>
-            <else>
-                <run-tests-helper />
-            </else>
-        </if>
-    </target>
-
-
-    <!-- ******************************************************* -->
-    <!-- ********** Install/uninstall specific targets ********* -->
-    <!-- ******************************************************* -->
-
-    <target name="install"
-                description="Installs the newly build package. Must be used in conjunction with a build target
-                            (debug/release/instrument). If the application was previously installed, the application
-                            is reinstalled if the signature matches." >
-        <!-- only do install if *not* a library project -->
-        <do-only-if-not-library elseText="Library project: nothing to install!" >
-            <if>
-                <condition>
-                    <isset property="out.final.file" />
-                </condition>
-                <then>
-                    <if>
-                        <condition>
-                            <resourceexists>
-                                <file file="${out.final.file}"/>
-                            </resourceexists>
-                        </condition>
-                        <then>
-                            <echo level="info">Installing ${out.final.file} onto default emulator or device...</echo>
-                            <exec executable="${adb}" failonerror="true">
-                                <arg line="${adb.device.arg}" />
-                                <arg value="install" />
-                                <arg value="-r" />
-                                <arg path="${out.final.file}" />
-                            </exec>
-
-                            <!-- now install the tested project if applicable -->
-                            <!-- can't use project.is.test since the setup target might not have run -->
-                            <if>
-                                <condition>
-                                    <and>
-                                        <isset property="tested.project.dir" />
-                                        <not>
-                                            <isset property="dont.do.deps" />
-                                        </not>
-                                    </and>
-                                </condition>
-                                <then>
-                                    <property name="tested.project.absolute.dir" location="${tested.project.dir}" />
-
-                                    <!-- figure out which tested package to install based on emma.enabled -->
-                                    <condition property="tested.project.install.target" value="installi" else="installd">
-                                        <isset property="emma.enabled" />
-                                    </condition>
-                                    <subant target="${tested.project.install.target}" failonerror="true">
-                                        <fileset dir="${tested.project.absolute.dir}" includes="build.xml" />
-                                    </subant>
-                                </then>
-                            </if>
-                        </then>
-                        <else>
-                            <fail message="File ${out.final.file} does not exist." />
-                        </else>
-                    </if>
-                </then>
-                <else>
-                    <echo>Install file not specified.</echo>
-                    <echo></echo>
-                    <echo>'ant install' now requires the build target to be specified as well.</echo>
-                    <echo></echo>
-                    <echo></echo>
-                    <echo>    ant debug install</echo>
-                    <echo>    ant release install</echo>
-                    <echo>    ant instrument install</echo>
-                    <echo>This will build the given package and install it.</echo>
-                    <echo></echo>
-                    <echo>Alternatively, you can use</echo>
-                    <echo>    ant installd</echo>
-                    <echo>    ant installr</echo>
-                    <echo>    ant installi</echo>
-                    <echo>    ant installt</echo>
-                    <echo>to only install an existing package (this will not rebuild the package.)</echo>
-                    <fail />
-                </else>
-            </if>
-        </do-only-if-not-library>
-    </target>
-
-    <target name="installd" depends="-set-debug-files, install"
-            description="Installs (only) the debug package." />
-    <target name="installr" depends="-set-release-mode, install"
-            description="Installs (only) the release package." />
-    <target name="installi" depends="-set-instrumented-mode, install"
-            description="Installs (only) the instrumented package." />
-    <target name="installt" depends="-test-project-check, installd"
-            description="Installs (only) the test and tested packages." />
-
-
-    <!-- Uninstalls the package from the default emulator/device -->
-    <target name="uninstall" depends="-setup"
-                description="Uninstalls the application from a running emulator or device.">
-        <if>
-            <condition>
-                <isset property="project.app.package" />
-            </condition>
-            <then>
-                <uninstall-helper app.package="${project.app.package}" />
-            </then>
-            <else>
-                <fail message="Could not find application package in manifest. Cannot run 'adb uninstall'." />
-            </else>
-        </if>
-
-        <!-- Now uninstall the tested project, if applicable -->
-        <if>
-            <condition>
-                <and>
-                    <istrue value="${project.is.test}" />
-                    <not>
-                        <isset property="dont.do.deps" />
-                    </not>
-                </and>
-            </condition>
-            <then>
-                <property name="tested.project.absolute.dir" location="${tested.project.dir}" />
-
-                <!-- Application package of the tested project extracted from its manifest file -->
-                <xpath input="${tested.project.absolute.dir}/AndroidManifest.xml"
-                    expression="/manifest/@package" output="tested.project.app.package" />
-                <if>
-                    <condition>
-                        <isset property="tested.project.app.package" />
-                    </condition>
-                    <then>
-                        <uninstall-helper app.package="${tested.project.app.package}" />
-                    </then>
-                    <else>
-                        <fail message="Could not find tested application package in manifest. Cannot run 'adb uninstall'." />
-                    </else>
-                </if>
-            </then>
-        </if>
-
-    </target>
-
-
-    <!-- ******************************************************* -->
-    <!-- ************************* Help ************************ -->
-    <!-- ******************************************************* -->
-
-    <target name="help">
-        <!-- displays starts at col 13
-              |13                                                              80| -->
-        <echo>Android Ant Build. Available targets:</echo>
-        <echo>   help:      Displays this help.</echo>
-        <echo>   clean:     Removes output files created by other targets.</echo>
-        <echo>              The 'all' target can be used to clean dependencies</echo>
-        <echo>              (tested projects and libraries)at the same time</echo>
-        <echo>              using: 'ant all clean'</echo>
-        <echo>   debug:     Builds the application and signs it with a debug key.</echo>
-        <echo>              The 'nodeps' target can be used to only build the</echo>
-        <echo>              current project and ignore the libraries using:</echo>
-        <echo>              'ant nodeps debug'</echo>
-        <echo>   release:   Builds the application. The generated apk file must be</echo>
-        <echo>              signed before it is published.</echo>
-        <echo>              The 'nodeps' target can be used to only build the</echo>
-        <echo>              current project and ignore the libraries using:</echo>
-        <echo>              'ant nodeps release'</echo>
-        <echo>   instrument:Builds an instrumented package and signs it with a</echo>
-        <echo>              debug key.</echo>
-        <echo>   test:      Runs the tests. Project must be a test project and</echo>
-        <echo>              must have been built. Typical usage would be:</echo>
-        <echo>                  ant [emma] debug install test</echo>
-        <echo>   emma:      Transiently enables code coverage for subsequent</echo>
-        <echo>              targets.</echo>
-        <echo>   install:   Installs the newly build package. Must either be used</echo>
-        <echo>              in conjunction with a build target (debug/release/</echo>
-        <echo>              instrument) or with the proper suffix indicating</echo>
-        <echo>              which package to install (see below).</echo>
-        <echo>              If the application was previously installed, the</echo>
-        <echo>              application is reinstalled if the signature matches.</echo>
-        <echo>   installd:  Installs (only) the debug package.</echo>
-        <echo>   installr:  Installs (only) the release package.</echo>
-        <echo>   installi:  Installs (only) the instrumented package.</echo>
-        <echo>   installt:  Installs (only) the test and tested packages (unless</echo>
-        <echo>              nodeps is used as well.</echo>
-        <echo>   uninstall: Uninstalls the application from a running emulator or</echo>
-        <echo>              device. Also uninstall tested package if applicable</echo>
-        <echo>              unless 'nodeps' is used as well.</echo>
-    </target>
-</project>
\ No newline at end of file
+</project>
diff --git a/custom_rules.xml b/custom_rules.xml
new file mode 100644
index 000000000..5002ce910
--- /dev/null
+++ b/custom_rules.xml
@@ -0,0 +1,93 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project name="custom_rules">
+	<property name="linphone.package.name" value="org.linphone" />
+
+	<target name="-pre-build" description="Move file that is not to be compiled.">
+		<move file="submodules/linphone/mediastreamer2/java/src/org/linphone/mediastream/MediastreamerActivity.java"
+			tofile="submodules/linphone/mediastreamer2/java/src/org/linphone/mediastream/MediastreamerActivity.wnin"
+			failonerror="false" />
+	</target>
+
+	<target name="-post-build" description="Restore file that has been moved so that it was not compiled.">
+		<move file="submodules/linphone/mediastreamer2/java/src/org/linphone/mediastream/MediastreamerActivity.wnin"
+			tofile="submodules/linphone/mediastreamer2/java/src/org/linphone/mediastream/MediastreamerActivity.java"
+			failonerror="false" />
+	</target>
+
+	<target name="javah">
+		<echo level="info">Generate JNI header</echo>
+		<javah outputfile="gen/linphonecore_jni.h">
+			<classpath>
+				<pathelement location="${out.classes.absolute.dir}" />
+			</classpath>
+			<class name="org.linphone.core.LinphoneAddressImpl" />
+			<class name="org.linphone.core.LinphoneAuthInfoImpl" />
+			<class name="org.linphone.core.LinphoneCallImpl" />
+			<class name="org.linphone.core.LinphoneCallLogImpl" />
+			<class name="org.linphone.core.LinphoneCallParamsImpl" />
+			<class name="org.linphone.core.LinphoneCallStatsImpl" />
+			<class name="org.linphone.core.LinphoneChatMessageImpl" />
+			<class name="org.linphone.core.LinphoneChatRoomImpl" />
+			<class name="org.linphone.core.LinphoneCoreFactoryImpl" />
+			<class name="org.linphone.core.LinphoneCoreImpl" />
+			<class name="org.linphone.core.LinphoneFriendImpl" />
+			<class name="org.linphone.core.LinphoneProxyConfigImpl" />
+			<class name="org.linphone.core.PayloadTypeImpl" />
+		</javah>
+	</target>
+	
+	<target name="partial-clean">
+	    <delete file="bin/${ant.project.name}.ap_" />
+	</target>
+
+	<target name="build-libs">
+		<exec executable="make" failonerror="true">
+			<arg value="generate-libs" />
+		</exec>
+	</target>
+
+	<target name="-post-compile" depends="javah, build-libs">
+	</target>
+
+	<target name="-package-resources" depends="-crunch">
+		<!-- only package resources if *not* a library project -->
+		<do-only-if-not-library elseText="Library project: do not package resources...">
+			<exec executable="${aapt}" failonerror="true">
+				<arg value="package" />
+				<arg value="-f" />
+				<arg value="-v" />
+				<arg value="--version-code" />
+				<arg value="${version.code}" />
+				<arg value="--debug-mode" />
+				<arg value="-m" />
+				<arg value="-u" />
+				<arg value="-J" />
+				<arg path="${gen.absolute.dir}" />
+				<arg value="-M" />
+				<arg path="${out.manifest.abs.file}" />
+				<arg value="-I" />
+				<arg path="${project.target.android.jar}" />
+				<arg value="-F" />
+				<arg path="${out.absolute.dir}/${resource.package.file.name}" />
+				<arg value="-S" />
+				<arg path="${resource.absolute.dir}" />
+				<arg value="--rename-manifest-package" />
+				<arg value="${linphone.package.name}" />
+				<arg value="--custom-package" />
+				<arg value="${linphone.package.name}" />
+			</exec> 
+		</do-only-if-not-library>
+	</target>
+
+	<target name="run">
+		<exec executable="adb">
+			<arg value="shell" />
+			<arg value="am" />
+			<arg value="start" />
+			<arg value="-a" />
+			<arg value="android.intent.action.MAIN" />
+			<arg value="-n" />
+			<arg value="${linphone.package.name}/org.linphone.LinphoneLauncherActivity" />
+		</exec>
+	</target>
+</project>