meta-android: udev-extraconf: add rules for memory and rfkill devices

Signed-off-by: Simon Busch <morphis@gravedo.de>
meta-lg: udev-extraconf: add rules for additional devices node on mako

Signed-off-by: Simon Busch <morphis@gravedo.de>
meta-lg: mako: switch to android-headers instead of phablet-headers

As we switched to a 4.4 based environment we need to switch the headers too.

Signed-off-by: Simon Busch <morphis@gravedo.de>
meta-android: android-system: share network namespace with host

If we don't share the network namespace with the host Android system service will be
unable to deal with existing network interface to for example activate them for mobile
data connectivity.

Signed-off-by: Simon Busch <morphis@gravedo.de>
meta-lg: conf: mako: explicitly require android-headers 4.4.3

Signed-off-by: Simon Busch <morphis@gravedo.de>
meta-android: base-passwd: switch IDs of groups shared with android

* we need to have the right IDs for group the Android part is using too to allow us to
  add certain system users to them and then access device nodes from the android site

Signed-off-by: Simon Busch <morphis@gravedo.de>
meta-android: android-system: drop unused android-chroot script

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