Detailed Device Info

- This adds the ability to give users detailed device info in the About Phone/Tablet section
- This also does not require us to clutter up the build.prop
- The information provided to the user will be pulled from several places automatically

http://i.imgur.com/ywBeqDj.png
http://i.imgur.com/G4pH0wl.png
http://i.imgur.com/usVGrCy.png

Credit/Thanks to Chris_84 for his guide explaining build.prop values
http://forum.xda-developers.com/galaxy-s3/general/guide-build-prop-wiki-t2047076

Conflicts:
	AndroidManifest.xml
	res/values/custom_strings.xml
	res/values/strings.xml
	res/xml/device_info_settings.xml
	src/com/android/settings/DeviceInfoSettings.java

Change-Id: Ia22735508935d675ed5a9deca17953a9de03f23e