Ignore scoped object mapping on import
Ignore scoped object mapping on import

The map:assessment and map:issue columns should only be exportable and
this is a quick safe hack for that. The proper solution will be
developed with a big refactor in the develop branch and not in patch
releases.

AleksNeStu/ggrc-core,VinnieJohns/ggrc-core,plamut/ggrc-core,VinnieJohns/ggrc-core,AleksNeStu/ggrc-core,plamut/ggrc-core,VinnieJohns/ggrc-core,plamut/ggrc-core,AleksNeStu/ggrc-core,AleksNeStu/ggrc-core,VinnieJohns/ggrc-core,plamut/ggrc-core