Add string resource for UICC storage

This will add one more string resource for the devices
which has UICC support in settings->storage option.

Change-Id: I19a5813749f51aec841769aa8d21792716d033a7
Keyguard: Change SUB label to SIM

Change-Id: I9e96b42bd072e114c453c1b031776bd66425228d
SystemUI: Status bar UI cleanup for MSIM and roaming

Change-Id: Id0a94962ff062daeba1988ccf799ca1f8c3e2e1d

Conflicts:

	packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
	packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java