V4L/DVB (13196): gspca - gl860: add flip/mirror for OV2640
V4L/DVB (13196): gspca - gl860: add flip/mirror for OV2640

- add flip/mirror support for OV2640
- fix for backlight value range
- fix for red-blue inversion hue mode with V4L1 applications

Signed-off-by: Olivier Lorin <eefa049d9f092e61088176b2f77e7b0950535cdf@laposte.net>
Signed-off-by: Jean-Francois Moine <e5394ce9c4b9ae7d2c4686830c5ac5f3b9028b6a@free.fr>
Signed-off-by: Mauro Carvalho Chehab <ad86ba2154032c9f55743a190faa2459a9d61d42@redhat.com>

KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs