provide test-data and use faker for factory_girl, closes #68

commit e85247b91e9573c567d3a0f42c0df915703781c3
Author: Peter Schröder <phoetmail@googlemail.com>
Date:   Thu May 30 15:20:02 2013 +0200

    finish the rest of the fixtures, closes #68

commit 6ae83996be659bf88456a64710ce8d9c665f7cb4
Author: Peter Schröder <phoetmail@googlemail.com>
Date:   Wed May 29 19:06:17 2013 +0200

    first step