Rename directories and update to Gradle 1.12 and Android plugin 0.12
Removes auto generated folder that was accticentally added in previous commit
Fix issue in build.gradle related to BuilderConstants.DEBUG being moved to different package
Update gitignore
Update readme
Update travis config (demo app folder name changed)
Update travis config, new system image name
Update travis config, build-tools 19.1.0
Merge pull request #11 from ribot/update_build_config

Update build config