Version 3.8.0 - 2015-11-02
* Bug fixes (see mercurial logs for details)
* Generate purchase requests even if rounding set the quantity to 0
* Add searcher on purchase_request's state
* Add default internal provisioning per location

Version 3.6.0 - 2015-04-20
* Bug fixes (see mercurial logs for details)
* Add support for PyPy
* Add relate from product to order points

Version 3.4.0 - 2014-10-20
* Bug fixes (see mercurial logs for details)
* Allow to calculate purchase requests filtered by warehouse

Version 3.2.0 - 2014-04-21
* Bug fixes (see mercurial logs for details)

Version 3.0.0 - 2013-10-21
* Bug fixes (see mercurial logs for details)
* Add wizard to create internal shipments
* Add warning for late supplier moves when creating purchase request

Version 2.8.0 - 2013-04-22
* Bug fixes (see mercurial logs for details)
* find_best_supplier doesn't optimize anymore on the delivery delay

Version 2.6.0 - 2012-10-22
* Bug fixes (see mercurial logs for details)
* Generate also purchase requests for assets

Version 2.4.0 - 2012-04-24
* Bug fixes (see mercurial logs for details)
* Warehouse is not always required
* get_shortage works on a list of products
* Group purchases using a key

Version 2.2.0 - 2011-10-25
* Bug fixes (see mercurial logs for details)
* Add wizard to create purchase requests

Version 2.0.0 - 2011-04-27
* Bug fixes (see mercurial logs for details)

Version 1.8.0 - 2010-11-01
* Bug fixes (see mercurial logs for details)

Version 1.6.0 - 2010-05-13
* Bug fixes (see mercurial logs for details)

Version 1.4.0 - 2009-10-19
* Bug fixes (see mercurial logs for details)

Version 1.2.0 - 2009-04-20
* Bug fixes (see mercurial logs for details)
* Allow egg installation

Version 1.0.0 - 2008-11-17
* Initial release
