Merge pull request #3 from ivotripunovic/master

Fixed issue #2
release 0.1.1
Set java source and target compatibility to 1.6

This prevents "Unsupported major.minor version xx.x" when building the plugin with a JDK > 1.6 and using the plugin in a project that is build using an older JDK version.
Merge pull request #4 from stijns/master

Set java source and target compatibility to 1.6
merge fix #4 set source and target compatibility to 1.6