n9: add cameras

Signed-off-by: Filip Matijević <filip.matijevic.pz@gmail.com>
as3645a.c: remove debug information

Signed-off-by: Filip Matijević <filip.matijevic.pz@gmail.com>
smiapp: add V4L2_CID_PIXEL_RATE control

Signed-off-by: Filip Matijević <filip.matijevic.pz@gmail.com>
n9: fix libomap3camd hang on first usage

Signed-off-by: Filip Matijević <filip.matijevic.pz@gmail.com>
n9: build smiapp as module

Signed-off-by: Filip Matijević <filip.matijevic.pz@gmail.com>
Merge branches 'master' and 'camera'