Improved keystore properties

.gitignore

@@ -23,3 +23,4 @@ app/google-services.json
 res/value-hi_IN
 linphone-sdk-android/*.aar
 app/release
+keystore.properties

app/build.gradle

@@ -58,12 +58,16 @@ android {
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
 
+    def keystorePropertiesFile = rootProject.file("keystore.properties")
+    def keystoreProperties = new Properties()
+    keystoreProperties.load(new FileInputStream(keystorePropertiesFile))
+
     signingConfigs {
         release {
-            storeFile file(RELEASE_STORE_FILE)
-            storePassword RELEASE_STORE_PASSWORD
-            keyAlias RELEASE_KEY_ALIAS
-            keyPassword RELEASE_KEY_PASSWORD
+            storeFile file(keystoreProperties['storeFile'])
+            storePassword keystoreProperties['storePassword']
+            keyAlias keystoreProperties['keyAlias']
+            keyPassword keystoreProperties['keyPassword']
         }
     }
 

keystore.properties

@@ -0,0 +1,4 @@
+storePassword=
+keyPassword=
+keyAlias=
+storeFile=bc-android.keystore