contrib: bone-flash-tool: switch to xz images, improve mount handling

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
linux-mainline 3.8: lighting cape fixes

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
linux-mainline 3.8: add LZ4(HC) to btrfs

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
linux-mainline 3.8: fix RGB order for lighting cape

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
linux-mainline 3.8: fix cameracape aspect ratio

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>