Revert "[2/2] Settings: Add an option to reset custom user preferences"

This reverts commit 4a3d350696faab40bee9fd2157e87fa017b70333.

Conflicts:
	res/values/ras_strings.xml
Apps: Add blacklist interface [2/2]

Now with 100% more hidden checkboxes

Signed-off-by: Evan Anderson <evan@thelinuxman.us>
Change-Id: Ied375cfe2ff6494c25acb9d80b19e824daed755d

Conflicts:
	res/values/pa_strings.xml