Merge branch 'release/v0.2.1'
Merge branch 'release/v0.2.2'
Merge branch 'release/v0.3.0'
Fix player save saving
Merge branch 'develop' into hotfix/0.3.1
[maven-release-plugin] prepare release v0.3.1
[maven-release-plugin] prepare for next development iteration
Merge branch 'hotfix/0.3.1' into develop