admin - enhancements and bug fixes

fixed a bug in the product variations area (pid not getting passed into
translator)
'back to product' button now working when editing product variations.
more work on template editor, specifically 'coffee' in campaigns.
admin - start of enhancement

working on the interface for editing a store variation group on a
product, specifically adding the store options.
admin supplier - enhancements and bug fixes

more work on supplier interface.