Revert "Buttons: Prevent toggling disable hardware keys too quickly"

This reverts commit 337f537a41344bb310460ff64cf1154a9c5b4623.
Revert "Buttons: Allow disabling hard navigation keys"

This reverts commit fa000453dce8936ee6805c8d953f3ab8d42f2b21.

Conflicts:

	res/values/cm_strings.xml
Add Temasek version info