* 0.5.1
  - documentation updates
  - minor bugfixes

* 0.5.0
  - new commandline interface
  - support for global and project-specific configuration files
  - support for some character encodings, currently supported are latin1,
    latin9 and utf8
  - experiemntal support for the EURO currency symbol 
  - fixed lots of bugs and surely introduced some new ones :)

* 0.4.0
  - simple formatting is supported now
  - data is written to a separate directory
