added option to bind discounts to selected products only and 'active' switch for discounts
handle 0 amount of vouchers
new jquery cookie
do not remove ProductPropertyValues that belong to multiple groups attached to single products for multiple times
property removal refactored
do not remove PPV if bound to multiple groups
removeCookie from new version of jquery.cookie
Update product_filters_inline.html
Update django.po
Update django.po
Update django.po
Merge pull request #135 from mindflayer/master

Typo fix
Update models.py
Update models.py
Update django.po
Update django.po
Update django.po
Merge pull request #136 from mindflayer/master

Typo fix
translations
Exclude variants of inactive parents