Waiver and Second Amendment to Securities Purchase Agreement and Security Agreement dated as of November 8, 2013 by and among Fusion NBS Acquisition Corp., Fusion Telecommunications International, Inc., Network Billing Systems, LLC, Praesidian Capital Opportunity Fund III, L.P., Praesidian Capital Opportunity Fund III-A, L.P., Plexus Fund II, LP and Praesidian Capital Opportunity Fund III, L.P. as agent