Added an attempt of changing FK pointer to object ID; M2M rels don't follow yet
Added an attempt of changing FK pointer to object ID; M2M rels don't follow yet

anfema/cleanerversion,swisscom/cleanerversion,swisscom/cleanerversion,anfema/cleanerversion,anfema/cleanerversion,pretix/cleanerversion,swisscom/cleanerversion,pretix/cleanerversion,pretix/cleanerversion