Merge branch 'release/0.5' into develop

* release/0.5:
  0.5
0.5.0
Merge branch 'hotfix/0.5.0'

* hotfix/0.5.0:
  0.5.0
Merge branch 'hotfix/0.5.0' into develop

* hotfix/0.5.0:
  0.5.0
0.5.1
Merge branch 'release/0.5.1'

* release/0.5.1:
  0.5.1