Revert "Change Density on the fly (3/3)"

This reverts commit 0a3727910ec2c9e58a1b50fef0e19d97f8e45d63.

Conflicts:
	res/values/bk_strings.xml
	src/com/android/settings/slim/InterfaceSettings.java
Restore Density Changer
Rework Menu
Revert "Settings : Add hooks for device specific features"

This reverts commit 988176ad0f6c303d7109325ad39070b8d746f8a6.

Conflicts:
	res/xml/language_settings.xml
	src/com/android/settings/inputmethod/InputMethodAndLanguageSettings.java