Revert "Custom clear recents button (2/2)"

This reverts commit c5e2d57793b431159b799bae67afebb82dbc964b.

Conflicts:
	res/values/djl_strings.xml
	res/xml/display_settings.xml
	res/xml/recents_panel_settings.xml

Change-Id: I07f916a55b248d6a427edd1e37b3b3ff0d56c8bd