Remove MMS overlay completely

 * Having some of it here, and some in device doesn't work,
   so move everything to device.

Change-Id: Iba22db64a5e58867d8e3c9e82b22dd28c172dd77
Remove BTM_DEF_LOCAL_NAME

 * Will make it use product model instead

Change-Id: I070fa532e7ab0fe32ffdacd69f9ec969004f14b6
Signed-off-by: Grarak <williye97@gmail.com>

Conflicts:
	bluetooth/bdroid_buildcfg.h