0.4.1

Bump to 0.4.1, closes #46

0.3.2: Merge branch 'xusy2k-master'

* xusy2k-master:
  Remove entries in PasswordChangeRequired once changed password
  Minor fixes in translations Spanish (Spain) and Catalan
  Fixed typos in Spanish (Spain) translations Added Catalan translations
  Typo fixed in code "invalid_bidirectional" at validators.py Updated Spanish (Spain) translations