DSB: Add Separate Classes for CenterClock and NetworkTraffic
they aren't supported by original commit, with this commit their KK White Color change with a Withe DSB Background

Conflicts:
	packages/SystemUI/res/layout/msim_status_bar.xml
	packages/SystemUI/res/layout/status_bar.xml
Add navbar search button into DSB

Change-Id: If19ff204dfa9a8019333b5dffd4a9c57ba3bb334
DSB: Solved NetworkTraffic Drawables for white DSB background

Conflicts:
	packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkTraffic.java

Change-Id: I74201ba082e778c36dcb20b00be345ac0d2d7ff7

Conflicts:
	packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkTraffic.java
Avoid SysUI force closing when enable/disable DSB System bar gradient option

Change-Id: I5d6dcea9f4d7187a9c14d8ef0dd5c1c874cb8d9f