Edit reboot tile to act like a powermenu tile.
Ported code from http://review.cyanogenmod.org/#/c/30502/
more black theming
Merge remote-tracking branch 'rascarlo/jb-ras-mr1' into jb-ras-mr1

Conflicts:
	core/res/res/drawable-xhdpi/dark_header.9.png
	core/res/res/drawable-xhdpi/notification_bg_low_normal.9.png
	core/res/res/drawable-xhdpi/notification_bg_normal.9.png
	core/res/res/drawable-xhdpi/notify_panel_notification_icon_bg.png
	core/res/res/drawable-xhdpi/status_bar_header_background.9.png
	core/res/res/drawable-xhdpi/status_bar_item_background_normal.9.png
	core/res/res/values/colors.xml
	packages/SystemUI/res/drawable-xhdpi/ic_notification_dnd.png
	packages/SystemUI/res/drawable-xhdpi/pocket_drag_pattern.png
	packages/SystemUI/res/drawable-xhdpi/status_bar_bg_tile.png
	packages/SystemUI/res/values/colors.xml