Bug 912900 - Show open tabs in connected device's Firefox in AppManager. r=jryans
Bug 981875 - Improve error _PromiseWorker's error reporting in case of xpcom error. r=froydnj
Bug 983730 - Support Android SDK build tools v19.0.3. r=mshal
Bug 959382 - BaseTest.setPreferenceAndWaitForChange helper method. r=mcomella