Merge pull request #1 from b3b/master

Run KA Lite using (Kivy) Python for Android
Merge remote-tracking branch 'b3b/master'
Use KA Lite version for apk build version.
Build process tweaks; shorten filenames; use external IP; limit threads.
Merge pull request #1 from learningequality/master

Some tweaks to the build process, enabled access via an external IP, and some custom KA Lite optimizations.