Issue #1184: Improved twin adopted status update logic
Issue #1184: Improved twin adopted status update logic

JKereliuk/phenotips,itaiGershtansky/phenotips,JKereliuk/phenotips,itaiGershtansky/phenotips,phenotips/phenotips,danielpgross/phenotips,veronikaslc/phenotips,danielpgross/phenotips,teyden/phenotips,tmarathe/phenotips,DeanWay/phenotips,alexhenrie/phenotips,phenotips/phenotips,phenotips/phenotips,JKereliuk/phenotips,veronikaslc/phenotips,tmarathe/phenotips,veronikaslc/phenotips,alexhenrie/phenotips,DeanWay/phenotips,teyden/phenotips,tmarathe/phenotips,danielpgross/phenotips,phenotips/phenotips,teyden/phenotips,alexhenrie/phenotips,phenotips/phenotips,mjshepherd/phenotips,teyden/phenotips,itaiGershtansky/phenotips,DeanWay/phenotips,mjshepherd/phenotips,teyden/phenotips,mjshepherd/phenotips