Do not subtract articles in open orders when calculating quantity.
Revert "Do not subtract articles in open orders when calculating quantity."

This reverts commit 6bf3b241e6a34b7ce5a5d704df5dc1573ad40951.
Do not exclude ordered articles (with zero quantity) when editing orders.
Merge branch 'rails3-fix-stock-ordering' into rails3-fix-stock-ordering-2
Fix stockit increase formula for present behavior
Prevent article names from being truncated in StockTaking form
Rename and comment new functions for fixing stock ordering
Removed acts_as_paranoid. Implemented own version.
Added some more eager loading for balancing view.
Balancing: Do not update oder summary automaticly when changing group orders.
Fixed articles sync view.
Fixed routes in redirect after direct_close of orders.
Fixed wiki site-map, when there is no homepage.
Fixed bug in fax template when there are missing supplier infos.
Fixed updating order article in stockit balancing.
Fixed showing deleted articles when asking for available articles.
Merge pull request #97 from balkansalat/rails3-stockit-increase

Fix stockit increase formula in javascript
Merge pull request #98 from balkansalat/rails3-stock-taking-article-name

Prevent article name from being truncated in StockTaking form
Merge pull request #99 from balkansalat/rails3-fix-stock-ordering-2

Prevent sold-out articles from being removed from stock order when editing
Allow importing articles again, when article was deleted before.