add recent apps GB style action to navbar buttons (2/2)

This will add the option to open the Gingerbread style
recent application dialog.
This is the dialog that will show when doing <Alt><Tab> with
a bluetooth keyboard.

Change-Id: If396c4b440d9b0a6a69cec22d81d418c7ea8ce3d
Signed-off-by: Dirk Rettschlag <dirk.rettschlag@gmail.com>
refactor the options shown for tablets and phablets

added isPhablet and hasPhoneAbility to remove certain
preferences

PS2: added config bools for charging led and led brightness
PS3: remove FastToggle for Phablets

Change-Id: Ic7f9a17553a5652a15941ff34fe2badec1431fcd
Signed-off-by: Dirk Rettschlag <dirk.rettschlag@gmail.com>
refactor vibrations to be a fragment

Change-Id: Ic2d4107420c179a648239518011e23cb7cfa81a7
Signed-off-by: Dirk Rettschlag <dirk.rettschlag@gmail.com>