Handle updating proband individual better
Handle updating proband individual better

Handle classes where family had removed variants, and now has variants again.

philiptzou/clincoded,ClinGen/clincoded,ClinGen/clincoded,philiptzou/clincoded,philiptzou/clincoded,philiptzou/clincoded,ClinGen/clincoded,philiptzou/clincoded,ClinGen/clincoded,ClinGen/clincoded