changed LICENSE and license header template to EPLv1.0
changed license headers to EPL
changed license in pom
run license:format for every build
Merge remote-tracking branch 'upstream/master' into epl-conversion

* upstream/master:
Merge pull request #12 from autermann/epl-conversion

Change project license to EPL
Update version to 1.0.0-M4 after changing the license.
Update dependencies to latest SNAPSHOT versions