Removed the hardcoded package name in account_preferences.xml. Now we launch the PreferenceScreen with only the action. Added an intent-filter to the preference screen to catch it. Bug 2447903
* Fixes #2106718 * Fixes #2106733 * Remove "Add another account" from the preference screen Change-Id: I8db1400d2bdb6ed7d3aeb2049cc1a399c47c38c5