Make "SD Card removed" notification dismissible if the removed SD Card is not the primary storage

The Galaxy S uses the "external SD Card" as the extended storage
and it the notification should be dismissible as it's okay not
to have it.

Additionally, this patch also not hide the USB storage mount dialog
if the removed storage is not the primary storage

Adapted for CM 11

Change-Id: Ic752a3da917e0d7736a619fb68f07905106987fb
Update reboot and screenshot power menu drawables with xxhdpi versions

Change-Id: I59fff6cf1621f59662408b8223a6582cdb54049e
Forward port SystemUI: HSPA+ Support

Add the ability to recognize HSPA+ by creating a separate case for HSPAP and
include new H+ icons.

Signed-off-by: Bajee11 <bajee11@gmail.com>
Change-Id: I889a28e4b4cb49862b291641df5a00388db87551