Set correct class-name for form.
Set correct class-name for form.

Old class wasn't existing anymore because it was moved in kwc_abstract_cards

Ben-Ho/koala-framework,kaufmo/koala-framework,Sogl/koala-framework,nsams/koala-framework,nsams/koala-framework,Sogl/koala-framework,yacon/koala-framework,koala-framework/koala-framework,yacon/koala-framework,Ben-Ho/koala-framework,darimpulso/koala-framework,kaufmo/koala-framework,yacon/koala-framework,darimpulso/koala-framework,kaufmo/koala-framework,nsams/koala-framework,koala-framework/koala-framework