meta-samsung: linux-samsung-tuna: enable wakelock support

Signed-off-by: Simon Busch <morphis@gravedo.de>
meta-samsung: linux-samsung-tuna: enable wifi P2P support

Signed-off-by: Simon Busch <morphis@gravedo.de>
meta-android: chroot-script: separate common init script and machine settings

* we should try to minimize the need to have a init script per machine but enabled the
  machine layers to configure the required bits in a separate configuration file

Signed-off-by: Simon Busch <morphis@gravedo.de>
meta-android: chroot-script: add possiblity to boot from system partition

Signed-off-by: Simon Busch <morphis@gravedo.de>
meta-samsung: split tuna machine into maguro/toro/toroplus

Signed-off-by: Simon Busch <morphis@gravedo.de>
meta-asus: split grouper machine into grouper/tilapia

Signed-off-by: Simon Busch <morphis@gravedo.de>
meta-samsung: don't explicitly check in a common script for tuna machine

Checking for tuna machine in a script common for more than one machine prevents
MACHINEOVERRIDES from being used.

Signed-off-by: Simon Busch <morphis@gravedo.de>
meta-samsung: add android-system-image for maguro/toro/toroplus machines

Signed-off-by: Simon Busch <morphis@gravedo.de>
meta-asus: add/update android-system-image for tilapia/grouper

Signed-off-by: Simon Busch <morphis@gravedo.de>