fb: use for Global Menu our SlimActions

no need to have duplicate code...use our central actions
class for it

Change-Id: Id0ac4521ca14b94b0839d60ec92cbed63280f40c

Conflicts:
	core/res/res/values/slim_strings.xml
	policy/src/com/android/internal/policy/impl/GlobalActions.java

 Changes to be committed:
	new file:   core/res/res/values/slim_strings.xml
	modified:   policy/src/com/android/internal/policy/impl/GlobalActions.java