image support, minor refactoring, workaround for rails/rails#8831
image support, minor refactoring, workaround for rails/rails#8831

Huckberry/spree_retailops,gudTECH/spree_retailops,Huckberry/spree_retailops,Huckberry/spree_retailops,dotandbo/spree_retailops,dotandbo/spree_retailops,dotandbo/spree_retailops,gudTECH/spree_retailops,gudTECH/spree_retailops