Add Entrypoint for theme sounds

Change-Id: I6da2fa782b9b88fc669144eb50c3231d031cd620
Fix a number of aapt warnings.

The remaining warnings have their origin in AOSP.

Change-Id: I070d3cc1f5e9d4fc2bf7e442e58fe2bdc100ed0e

Conflicts:
	res/values-es-rXA/strings.xml