minor bugfixes by phanirithvij · Pull Request #771 · processing/processing-android

• missing namespace for simple application.
• added compileSdk (not compileSdkVersion anymore) for all apps
• vr/libs directory is not there so remove it from build.gradle where it is referenced

Hi @phanirithvij, Thanks for your work on this! Could you please split the PR into individual bug fixes? This would make it easier to review and test each change and connect them to corresponding issues.

I have authored individual commits