added setting our default IMatchDonations class if not overridden.
added setting our default IMatchDonations class if not overridden.

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