Added new DB Schema, removed raw strings from GPSUtility

Signed-off-by: maroon5five <randy_miller@mail.com>

	modified:   AndroidManifest.xml
	new file:   Documentation/DB_Schema_v2.0.png
	modified:   res/layout/activity_map.xml
	modified:   res/values/strings.xml
	modified:   src/com/catalyst/android/birdapp/GPS_Utility/GPSUtility.java