Extra quality means the libraries ( libAppDataSearch.so , libWhisper.so , etc.) are extracted from a genuine Nexus 4 (occam) or Nexus 7 (grouper) 4.2.2 factory image. Many repacks mix 4.1.2 and 4.3 libs, causing bootloops.
To clarify:
Features an estimated time remaining display when installing apps and support for signing in and managing apps directly. Gmail Enhancements: Extra quality means the libraries ( libAppDataSearch
Some minimal GApps remove the stock AOSP keyboard. Ensure you have a keyboard app ready or use a GApps package that includes "Google Keyboard." Conclusion: Giving New Life to Jelly Bean official GApps package
Without a clean, official GApps package, your Jelly Bean device will suffer from constant "Unfortunately, Google Play Services has stopped" errors, battery drain, and inability to download apps. Google Play Services has stopped" errors