envsetup.sh: disabling get_hybris as it's now part of the manifest

Signed-off-by: Ricardo Salveti de Araujo <ricardo.salveti@canonical.com>
Update emulator sdcard script to generate system-image style layout.

Signed-off-by: Dmitrijs Ledkovs <dmitrijs.ledkovs@canonical.com>
Add emulator utils subdir to build qemud & friends. Disable camera.goldfish FTBFS.

Signed-off-by: Dmitrijs Ledkovs <dmitrijs.ledkovs@canonical.com>
Re-enabled ext4 for userimages

Signed-off-by: Dmitrijs Ledkovs <dmitrijs.ledkovs@canonical.com>
Merge remote-tracking branch 'phablet/phablet-saucy' into ubuntu-touch-vision