Issue 4399 - Add WebView inheritor with ad blocking

libadblockplus-android/build.xml

 <?xml version="1.0" encoding="UTF-8"?>
 <project name="Adblock Plus Library" 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.
@@ skipping 53 matching lines @@
              - copy/paste the content of the rules files (minus the top node)
                into this file, replacing the <import> task.
              - customize to your needs.
 
          ***********************
          ****** 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"
     -->
+
+    <!--
+        Walaround for the issue: ant does not copy assets from libraries by default
+        http://stackoverflow.com/questions/5889833/android-library-assets-folder-doesnt-get-copied
+    -->
+    <target name="-post-compile" if="${project.is.library}">
+        <echo>Post Compile: add assests from ${asset.absolute.dir} to ${out.library.jar.file}</echo>
+        <jar destfile="${out.library.jar.file}" update="true">
+            <zipfileset
+                dir="${asset.absolute.dir}"
+                prefix="assets"
+                excludes="**/*.java ${android.package.excludes}"/>
+        </jar>
+    </target>
+
     <!-- version-tag: custom -->
     <import file="${sdk.dir}/tools/ant/build.xml" />
 
 </project>