Add syntax highlighting for Gradle snippets.
Use newer versions of build tools, Gradle plugin, SDK
Make android-mvn-push.gradle work with new Gradle version/plugin
Generate documentation before creating Javadoc JAR

Oops!
Add links to Android Javadocs in generated documentation
Add support for the AboutLibraries library

See https://github.com/mikepenz/AboutLibraries
Update changelog in README
v1.2.1