class attrib removed/put back
Merge pull request #991 from dfberry/1.5.1

class attrib removed/put back
adding new zip for previous commit
Merge pull request #992 from dfberry/1.5.1

adding new zip for previous commit
Merge remote-tracking branch 'merchello/1.5.1' into refactor-productvariant-creation
Integration tests on product option and variant manipulation.
More work on refactoring the product variant creation.  Updates tests to simulate new methodology.