Add missing intent filter in AndroidManifest

Change-Id: I20cef79b3dd9f44a066005ae3e973cc9754c1c75
Signed-off-by: Roger Chen <cxr514033970@gmail.com>
Make "Mark all as Read" context sensitive

This commit make the mark all as read option only show
when you have unread conversations and not at all times
similar to the behavior of delete all threads option.

Change-Id: I0de7967f14f67b4938a32afccdf05d033a5599aa
Mms auto-retrieval (3/3): mms app

Change-Id: I32b6d46aa43d3cb96125d8a8264f3fc9e6d3f18c

It's only porting this http://review.cyanogenmod.org/#/c/26167/
Part 3 of 3

Conflicts:
	src/com/android/mms/ui/MessagingPreferenceActivity.java