SECURITY FIX: Fix package uids being reused between uninstall and rei…
…nstall of different packages.

Policies for older packages were being granted to the newly installed package that got the recyled uid.

Change-Id: I13e00ee5d2bfad8d11ce043536e9d2894b61a6cd
IME fullscreen patch

Change-Id: I330601bbb73d7496298893d3c153def0d5dab189
Settings: InputLanguages FullscreenKeyboard fix

Change-Id: I4ef2f5bbb6c66adaae0d759d03b5db0ea75dae62