Camera: add config option to disable snapshots during videos

Change-Id: I5f6e14f1125a9d47e03bb35fdc4ff358c589b73e
Add red-eye flash mode support

Drawables by Steph310@xda

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I3db982732d15fb4eb83d5e37bff1a123225d4e8e
Control zoom with volume keys in camera and camcorder

Change-Id: I3e7dc1811f6273a5918163d15d875b06064d1f57