Gracefully start/stop sipdroid using broadcast intents (helps with tasker automation)

Send org.sipdroid.STOP_SIPDROID to stop and org.sipdroid.START_SIPDROID to start.

git-svn-id: http://sipdroid.googlecode.com/svn/trunk@626 8b64e154-0f13-11de-9106-f38757f67524
2.8 beta


git-svn-id: http://sipdroid.googlecode.com/svn/trunk@629 8b64e154-0f13-11de-9106-f38757f67524
2.8 beta


git-svn-id: http://sipdroid.googlecode.com/svn/trunk@632 8b64e154-0f13-11de-9106-f38757f67524
2.8 beta

Quick fix for Jelly Bean

git-svn-id: http://sipdroid.googlecode.com/svn/trunk@634 8b64e154-0f13-11de-9106-f38757f67524