V4L/DVB (12566): ir-keymaps: Fix IR mappings for channel and volume +/- keys
V4L/DVB (12566): ir-keymaps: Fix IR mappings for channel and volume +/- keys

Use standard definitions for channel controls, as defined at:
	http://linuxtv.org/wiki/index.php/Remote_Controllers

While here, fix a few broken up/down/left/right mappings

Signed-off-by: Mauro Carvalho Chehab <ad86ba2154032c9f55743a190faa2459a9d61d42@redhat.com>

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