Update Ukrainian translation
Merge pull request #893 from sakhnik/dev

Update Ukrainian translation
implement coupon filter for pull request #891
Changed the way of comparing valid PayPal currency, because of multi currency possibility
Merge pull request #901 from annzaan/dev

Changed the way of comparing valid PayPal currency, because of multi cur...
update for version 1.8.1
Merge branch 'dev' of github.com:jigoshop/jigoshop into dev

Conflicts:
	languages/jigoshop-uk.mo
	languages/jigoshop-uk.po
Merge branch 'refs/heads/dev'