Revert "DPI Groups"

This reverts commit e0fa117a2b6ad0949c58902d27486be9d25bae22.

Conflicts:

	AndroidManifest.xml
	res/values/strings.xml
	res/xml/dpi_group.xml
	res/xml/dpi_group_app_list.xml
	res/xml/dpi_groups_settings.xml
	res/xml/hybrid_settings.xml
	src/com/android/settings/beerbong/Applications.java
	src/com/android/settings/beerbong/CustomDpiGroupPreference.java
	src/com/android/settings/beerbong/DpiGroupPreference.java
	src/com/android/settings/beerbong/DpiGroups.java
	src/com/android/settings/beerbong/HybridSettings.java
	src/com/android/settings/beerbong/Utils.java