SlimRecents: development shortcut

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

Change-Id: Id813e25cbe4c414bf039385a710775e9b30b7162

SlimRecents: Enable development shortcut by default

Signed-off-by: anerikg <anerikgames@gmail.com>
SlimRecents: add floating window menu

-Rename the string it uses because we already have one for notification long-press
-Delete all transparent stuff, we do not use it

Change-Id: I63894fb8551b881c45c991bc30353b3dc4f3e43c
Fix Slims recents floating mode

Took the idea from here: http://goo.gl/msdLYv

Change-Id: If0ec2f627b4abd9aec4fd13f7e289319d72e9146