(Telecom-system part 4) Move telecom to the system server process.

Also remove TelecomApp since it is no longer run/necessary after this
change.

Bug: 18112269

Conflicts:
	AndroidManifest.xml
	src/com/android/server/telecom/CallActivity.java

Change-Id: I71f51e188615b74c532616e67a806a2ea9bfa2d7
6 files changed