There's a new way to support local nonprofits: giveGreater cards. A $100 giving incentive is being offered by The Community Foundation today - lasting until  7 PM TONIGHT. When you order a $100 (or more) giveGreater card by 7 PM tonight, you'll get an extra $100 card. Cards can be given as thank yous, birthday or holiday presents to friends, colleagues and family, who get to designate the value o…