Fix incorrect fragment animation used for hiding fragments

Mirror of support lib patch
https://android-review.googlesource.com/#/c/60032/ into
frameworks/base.

Change-Id: I8d1cb2e217721336674b8e3e2ef8722a8d9baefd
Fix Lockscreen FC/reboot

PS2: register receiver in onResume()

Change-Id: If475f0750bbc408e727eb0d3cf532c936ad418e8
Signed-off-by: Gergely Szell (sethyx) <szell@hu.ibm.com>

Conflicts:

	policy/src/com/android/internal/policy/impl/keyguard/KeyguardSelectorView.java