| CUSIP No. 976391300 | SCHEDULE 13G | Page 11 of 11 |
Exhibit 1
JOINT FILING AGREEMENT
PURSUANT TO RULE 13D-1(k)1
The undersigned acknowledge and agree that the foregoing Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G 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 him or it contained therein, but shall not be responsible for the completeness and accuracy of the information concerning the others, except to the extent that he or it knows or has reason to believe that such information is inaccurate.
Date: October 3, 2014
| INDABA CAPITAL MANAGEMENT, L.P. | ||
| By: | /s/ Hank Brier | |
| Name: Hank Brier | ||
| Title: General Counsel | ||
| INDABA PARTNERS, LLC | ||
| By: | /s/ Hank Brier | |
| Name: Hank Brier | ||
| Title: General Counsel | ||
| IC GP, LLC | ||
| By: | /s/ Hank Brier | |
| Name: Hank Brier | ||
| Title: General Counsel | ||
| INDABA CAPITAL FUND, L.P. | ||
| By: | /s/ Hank Brier | |
| Name: Hank Brier | ||
| Title: General Counsel | ||
/s/ Derek C. Schrier |
| DEREK C. SCHRIER |
