LP-4332 Add category for GcmReceiver.

Author: Enuviel

AndroidSDK/AndroidManifest.xml

@@ -29,6 +29,7 @@
             <intent-filter>
                 <action android:name="com.google.android.c2dm.intent.RECEIVE" />
                 <action android:name="com.google.android.c2dm.intent.REGISTRATION" />
+                <category android:name="${applicationId}"/>
             </intent-filter>
         </receiver>