* v0.2.1 Fri Feb 15 16:29:41 CET 2013

- add pdfXtk as another option for converting pdf files
  (see http://sourceforge.net/projects/pdfxtk/)

* v0.2 - Thu Feb  7 10:51:16 CET 2013

- running without pdftotext is now possible
- added lowercasing (can be switched off)

* v0.1 - Tue Jan 29 20:31:42 CET 2013

- initial release