AMENDED AND RESTATED JOINT FILING AGREEMENT

Exhibit 99.1

AMENDED AND RESTATED JOINT FILING AGREEMENT

The undersigned acknowledge and agree that (a) this agreement shall supersede and replace that certain Joint Filing Agreement, dated as of February 11, 2015, by and among Eagle Parent Holdings, LLC, Eagle Acquisition Sub, Corp, Insight Venture Partners IX, L.P., Insight Venture Partners (Cayman) IX, L.P., Insight Venture Partners IX (Co-Investors), L.P., Insight Venture Associates IX, L.P., Insight Venture Associates IX, Ltd. and Insight Holdings Group, LLC and (b) the attached Amendment No.1 to Schedule 13D (the “Schedule 13D”) is filed on behalf of each of the undersigned and that all subsequent amendments to the Schedule 13D shall be filed on behalf of each of the undersigned without the necessity of filing additional joint filing agreements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning it contained therein, but shall not be responsible for the completeness and accuracy of the information concerning the others, except to the extent that it knows or has reason to believe that such information is inaccurate. This Agreement may be executed in any number of counterparts and all of such counterparts taken together shall constitute one and the same instrument.

Dated: February 27, 2015		EAGLE PARENT HOLDINGS, LLC
		By:		/s/ Xxxxx Xxxxxxx
				Name:		Xxxxx Xxxxxxx
				Title:		Secretary
Dated: February 27, 2015		EAGLE ACQUISITION SUB, CORP
		By:		/s/ Xxxxx Xxxxxxx
				Name:		Xxxxx Xxxxxxx
				Title:		Secretary
Dated: February 27, 2015		INSIGHT VENTURE PARTNERS IX, L.P.
		INSIGHT VENTURE PARTNERS (CAYMAN) IX, L.P.
		INSIGHT VENTURE PARTNERS (DELAWARE) IX, L.P.
		INSIGHT VENTURE PARTNERS IX (CO-INVESTORS), L.P.
				By:		Insight Venture Associates IX, L.P.,
						its general partner
				By:		Insight Venture Associates IX, Ltd.,
						its general partner
						By:		/s/ Xxxxx Xxxxxxx
								Name: Xxxxx Xxxxxxx
								Title:   Authorized Officer
Dated: February 27, 2015		INSIGHT VENTURE ASSOCIATES IX, L.P.
				By:		Insight Venture Associates IX, Ltd.,
						its general partner

						By:		/s/ Xxxxx Xxxxxxx
								Name: Xxxxx Xxxxxxx
								Title:   Authorized Officer
Dated: February 27, 2015		INSIGHT VENTURE ASSOCIATES IX, LTD.
						By:		/s/ Xxxxx Xxxxxxx
								Name: Xxxxx Xxxxxxx
								Title:   Authorized Officer
Dated: February 27, 2015		INSIGHT HOLDINGS GROUP, LLC
						By:		/s/ Xxxxx Xxxxxxx
								Name:Xxxxx Xxxxxxx
								Title:   Secretary

- 2 -