#2171.  correctly update Number of Household Members at save.
#2171.  correctly update Number of Household Members at save.

cdcarter/Cumulus,SalesforceFoundation/Cumulus,SalesforceFoundation/Cumulus,Zosoled/Cumulus,SalesforceFoundation/Cumulus,cdcarter/Cumulus,cdcarter/Cumulus,SalesforceFoundation/Cumulus,Zosoled/Cumulus,Zosoled/Cumulus,Zosoled/Cumulus,cdcarter/Cumulus