Merge pull request #2006 from dibdot/adblock

luci-app-adblock: small fixes

applications/luci-app-adblock/luasrc/controller/adblock.lua

@@ -6,11 +6,9 @@ module("luci.controller.adblock", package.seeall)
 local sys   = require("luci.sys")
 local util  = require("luci.util")
 local http  = require("luci.http")
-local templ = require("luci.template")
 local i18n  = require("luci.i18n")
 local json  = require("luci.jsonc")
 local uci   = require("luci.model.uci").cursor()
-local fs    = require("nixio.fs")
 
 function index()
 	if not nixio.fs.access("/etc/config/adblock") then
@@ -48,14 +46,12 @@ function status_update()
 
 	rt_file = uci:get("adblock", "global", "adb_rtfile") or "/tmp/adb_runtime.json"
 
-	if fs.access(rt_file) then
+	if nixio.fs.access(rt_file) then
-		content = json.parse(fs.readfile(rt_file))
+		content = json.parse(nixio.fs.readfile(rt_file) or "")
-		if content then
 		http.prepare_content("application/json")
 		http.write_json(content)
 	end
 end
-end
 
 function logread()
 	local content

applications/luci-app-adblock/luasrc/view/adblock/blocklist.htm

@@ -46,7 +46,7 @@ local anonclass  = (not self.anonymous or self.sectiontitle) and "named" or "ano
 
 <div class="cbi-section" id="cbi-<%=self.config%>-<%=self.sectiontype%>">
 	<% if self.title then -%>
-		<legend><%=self.title%></legend>
+		<h3><%=self.title%></h3>
 	<%- end %>
 	<div class="cbi-section-descr"><%=self.description%></div>
 	<div class="cbi-section-node">

applications/luci-app-adblock/luasrc/view/adblock/runtime.htm

@@ -1,9 +1,8 @@
 <%#
 Copyright 2017-2018 Dirk Brenken (dev@brenken.org)
 This is free software, licensed under the Apache License, Version 2.0
-local sys     = require("luci.sys")
-
 -%>
+
 <style type="text/css">
 .runtime
 {