Pyff

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* Release date: Mon Sep 23 14:11:16 CEST 2013*
* bugfixes, minor UI improvements
* documentation imporovements

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* Release date: Wed May 15 12:09:57 CEST 2013*
* better discovery UI

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* Release date: Mon Apr 15 13:19:14 CEST 2013*

* caching in pyffd now works
* version information on cmdline
* 'remove' merge strategy from Peter S
* cleanup & bugfixes

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*Release date: Tue Apr 9 18:03:13 CEST 2013*

* Lots of bugfixes
* pep8 cleanup
* stability & testcases

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*Release date: Fri Nov 30 09:37:59 CET 2012*

* HTTP-based pyffd with MDX support
* several bugfixes
* indexing in MDRepository
* completely rewritten URL fetcher with monitoring

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*Release date: Fri Sep 7 10:13:33 CEST 2012*

* support breaking out of pipelines using exceptions
* kill the pipeline if selects picks 0 elements
* more debug logging
* more robust handling of zero-length selectors
* completely remove pyOpenSSL dependency
* many bugfixes and cleanup