Settings: Heads up meets SlimKat....SlimKat meets Google IO [4/4]

For detailed explanation see here: https://gerrit.slimroms.net/#/c/9937/

This patch adds the 4 possible user configurable settings.

1. Enable always expanded heads up notifications.
2. Set heads up snooze time
3. Set timout timer
4. Show updates of pending notifications

5. Add in app info screen a checkbox to enable heads up for the app.
   As another possibility aside the longpress on the notification on
   notification drawer.
Revert "Peek wake timeout (2/2)"

This reverts commit 0f339f753ee7698be08553ce34fa11662097ed5b.

Conflicts:
	res/values/ras_arrays.xml
	res/values/ras_strings.xml
	res/xml/lichti_tweaks.xml
	src/com/android/settings/rascarlo/LichtiTweaks.java
Completely remove PEEK
try this
Merge branch 'headsup' into lichti