colorize squisher

Change-Id: Ibfadb50ba0052a4249faf8b597e7daf6aa83cde5
remove themes engine leftovers

Change-Id: Ia97ef0f221491141947427d6816a195ad704a762
add support for non-OTA builds

Change-Id: I7d601586bc6e672faca19f08fdeb28b9cca1c7c4
gestures and additional dictionaries in build-in keyboard

Change-Id: Ica8b75fb655b86cb4b5063d3641d0ece37a89bee
introduce pa_addons instead of mess with packages, vendor_props and manifests

Change-Id: I9a30032dbe003fc14a0df647045c211075b2f5cc