Merge branch 'hotfix/0.3.3'
Merge branch 'release/0.4.0'
Merge branch 'hotfix/0.4.1'
Merge branch 'hotfix/0.4.2'
Merge branch 'hotfix/0.4.3'
Merge branch 'release/v0.5.0'
Merge branch 'hotfix/v0.5.1'
Prevent cure from giving negative exp, closes #122
[maven-release-plugin] prepare release v0.5.2
[maven-release-plugin] prepare for next development iteration
Merge branch 'hotfix/v0.5.2' into develop