Revert "Attempts at fixing Superuser"

This reverts commit a4fd28e52d49bb5b0f2fc3853ba1abfece4df79c.
Revert "Fix scrollbars appearing out of place in Superuser."

This reverts commit 4d9dd4bb8fb3b8bf91f7e7b96674b4e4c34d21dc.
Revert "Hide Superuser entry if root access for apps is disabled."

This reverts commit 10b0a092a41e90a1aee0f0de3acbf1656e227e60.
Revert "Switch to new Superuser"

This reverts commit a035584837c344289965f39fdb7f06d55322a7a7.

Conflicts:

	res/xml/settings_headers.xml
Revert "Add preference for enabling root access (3/3)"

This reverts commit 79b0fcdc9a41a6813f2bce750b7e28f5798d72e1.

Conflicts:

	res/values/strings.xml
	src/com/android/settings/DevelopmentSettings.java
Switch to open source superuser

Change-Id: I0882b4bb296af041ec5766ff29a605554f13b0a7

Conflicts:

	res/xml/settings_headers.xml