False positives confuse and annoy users

Change-Id: Id8649b61cf07eb6a11878991a52614566bbceefa
Fix bugreport toast spam.

Change-Id: If6886089aa132694b6aad0a4d3d35646bffbed71

Conflicts:
	Superuser/jni/su/daemon.c
	Superuser/jni/su/su.c
	Superuser/jni/su/su.h
clean for new commits