* Rewrite Maven publish tasks to support multiple flavors
* Don't build filamat with an unused CMake option
* Don't compiler debug in release mode
* ... for real
* Link to BUILDING.md
* Re-organize Android Gradle files
Clean up our Gradle files, share versioning, etc. and prepare for
publication to sonatype.
* Use androix annotations for desktop
* Add samples as subprojects to root Gradle
* Fix build script
* Don't break when samples aren't compiled
* Better organize the Android Studio project
