galaxys2-common: Use open source libsecion.

Change-Id: Ia26e3d30e80058a58d720034755ae4c666ca8db6
Signed-off-by: angelsl <hidingfromhidden@gmail.com>
galaxys2: camera: code cleanup, higher min buffer count

Change-Id: I6abec7c91b15d4c9cd9916c878230403a4e1f89f
Update focus behaviour to match Samsungs

Thanks to angelsl

Change-Id: I9d2a12a818fce1ca88e635c03fb4fdeaab45bad4