Breathing SMS Notification

This will give your SMS notifications a breathing effect in the statusbar instead of being a static icon.

Icon Credits: @Kroz

Change-Id: I67614713fbeec8ac77e933f29b8ee6e1a5f46162

Conflicts:
	res/values/strings.xml
	res/xml/preferences.xml
	src/com/android/mms/ui/MessagingPreferenceActivity.java