Revert "Revert "[3/3] AudioEffect: Add a stereo widener effect""

This reverts commit ac117455d8888bddc438343c7f901bb7c1e1edbf.
Fix Floating window bug

1. any app in recent apps + launch floating app in home screen
2. close floating app
3. last app in recent apps will launch and close in 0.5 sec

Change-Id: I6fa8605b431ae8f82ca6be34a8fc4b9cab407c9a
SlimRecents: development shortcut

https://github.com/CyanogenMod/android_frameworks_base/commit/016664aa129ff00b556a6c56e06f474593d1a04f

Change-Id: Id813e25cbe4c414bf039385a710775e9b30b7162
SlimRecents: add floating window menu

Change-Id: I63894fb8551b881c45c991bc30353b3dc4f3e43c

Conflicts:
	packages/SystemUI/res/values/cm_strings.xml
SlimRecents: fix derp

Change-Id: I97c99b659500ded660749973a9cf7e971608658e
Merge branch 'cm-11.0' of https://github.com/chickenfactory/android_frameworks_base into HEAD