Quick Settings: Option to use floating window (2/2)

Allows the option of launching preferences from the quicksettings menu in a
floating window

Change-Id: Ie54545a4dc423484b6106a540f106467c25d8c49
Signed-off-by: Evan Anderson <evan1124@gmail.com>
(cherry picked from commit 7f7afa2a71bf74f64c31d03a44ef90fe603d72d8)