hide System update setting PreferenceScreen
add few more steps to battery saver trigger values
expose rastapop build date
dashboard: rastapop category and tile
status bar: native battery percentage
volume rocker: volume key cursor control
kill app long press back
volume key adjust sound
move everything into one preference screen
move rastapop settings into system dashboard category
minor strings edits
navigation bar: custom height
volume rocker wake
status bar brightness control
configurable advanced reboot menu
move kill app long press back into rastapop/system settings
battery level text: edit settings to match https://github.com/rascarlo/android_frameworks_base/commit/fcc6ca48f753009f653cbb8b8d84bb6772530b8e
Prevent factory reset for short passwords in CryptKeeper

Since patterns and passwords can't be shorter than 4
elements, we shouldn't count them against attempts to unlock
the device.  If we do, we risk resetting the device
due to stray input.

Bug: 18211475
Bug: 18273380

Change-Id: Ib329cd3383471483cda68bfac4278b17d0c09c57

Conflicts:
	src/com/android/settings/CryptKeeper.java

Conflicts:
	src/com/android/settings/CryptKeeper.java
status bar power menu
rastapop settings rearrangement

- use separate fragment for section
- some renaming