AMENDED AND RESTATED CREDIT AGREEMENT dated as of December 15, 2006, Among DENNY’S, INC., DENNY’S REALTY, LLC, as Borrowers, DENNY’S CORPORATION, DENNY’S HOLDINGS, INC., DFO, LLC, as Guarantors, THE LENDERS NAMED HEREIN, BANK OF AMERICA, N.A., as...