Revert "Fix assigning apps to navigation ring."

This reverts commit 71cc09e0a0610e1fbdb81e6ac4a6166303f7bf3f.
Revert "Settings: Navigation bar Quick launch shortcuts (2 of 2)"

Revert until we get it fixed.

This reverts commit 5963ec4d7c402163fc5118ce06d366ec3b90acba.

Conflicts:
	res/values/pa_strings.xml