[2/2] OmniGears: ActiveDisplay (rework interface)

really fix AD buggy stuff
tested with Music play
tested with No lockscreen
tested with faster screen turn off
check all sensor going off if AD not Showing or Disabled
fix notification posted/removed
make AD using System Window so it will covered all screen
fix Navbar translucent if Lockscreen Blur merged :P
now using Rounded Image
also introduce new RoundedImageView widget
 courtesy of @vinc3m1 (thanks)
fix build
fix sometimes screen turn off after unlock because screen timeout (hopefully)
now using new parser to get Notification data (thanks @Achep for the parser)
rework lightsensor manager
add NotificationUtils
fix brightness sometimes not changing

add support applications privacy mode (will not show content message if enable on each app)
see http://jira.omnirom.org/browse/OMNI-600

allow bypass AD if no notification and lockscreen is secure
see http://jira.omnirom.org/browse/OMNI-594

fix proximity always enable after adding new feature allow bypass AD
fix parsing notification data from app with targetSDK < 17

fix excluded app value (no body notice this broken since AD merged into OmniRom xD )

add option to allow bypass AD

rebased
change string to better explanation for feature
thanks @Pulser and @Jiangyi

Change-Id: Iec1915ec5faeaaa6b599916bd4195ed59f2e1653