bcm2835-driver: update to bcm2835-driver-f15c3b5

Signed-off-by: Stephan Raue <stephan@openelec.tv>
bcm2835-bootloader: update to bcm2835-bootloader-f15c3b5

Signed-off-by: Stephan Raue <stephan@openelec.tv>
linux: update to linux-3.14.5

Signed-off-by: Stephan Raue <stephan@openelec.tv>
glib: update to glib-2.40.0

Signed-off-by: Stephan Raue <stephan@openelec.tv>
Merge remote-tracking branch 'upstream/master'
Make flash_eraseall and nandwrite available in initramfs for kernel update to work properly.
Update kernel configuration file for Amlogic.