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

Change-Id: Ic65d516ab26225e2ea07021bb0fd2d32d75ec1f9