Revert "Cell Broadcast Support in Messaging app"

This reverts commit 6794c7c0fdf7a93d2638aa3207572b9de0366601.

Conflicts:
	src/com/android/mms/transaction/SmsReceiverService.java

Change-Id: Id1fdc82dc4c83622a4e73553aa3b055de7a9fb0f
mms: Fix FC when viewing slideshow

Add SlideshowPresenter to proguard.flags so that it can be found with introspection.
Fixes FC when clicking on received MMS slideshow and when trying to create new slideshow.

Change-Id: I4d34b39db5dc6e07da59587d051648e46ddc6803
JIRA: CYAN-5766