Revert "Fix Floating View for Slim Recents"

This reverts commit 4ef517334245dbf9fa945bd364f00fd45f692156.
Revert "Add Floating mode to SlimRecents"

This reverts commit 5c68f58b1d09a7ceec810873c539cdd97090fc7e.
SlimRecents: development shortcut

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

Change-Id: Id813e25cbe4c414bf039385a710775e9b30b7162
SlimRecents: add floating window menu

Change-Id: I63894fb8551b881c45c991bc30353b3dc4f3e43c