Merge branch 'release/0.3.2' into develop

* release/0.3.2:
  update version
update readme
add fractional numbers to Deutsch
Merge branch 'release/0.3.3'

* release/0.3.3:
  add fractional numbers to Deutsch
  update readme
update version
Merge branch 'hotfix/update_version_0.3.3'

* hotfix/update_version_0.3.3:
  update version