Exhibit 3.1

CERTIFICATE OF INCORPORATION

OF

CWGS, INC.

FIRST:                                                   The name of the corporation is CWGS, Inc. (the “Corporation”).

SECOND:                                    The address of the Corporation’s registered office in the State of Delaware is 1209 Orange Street, in the city of Wilmington, County of New Castle, 19801. The name of its registered agent at such address is The Corporation Trust Company.

THIRD:                                              The purpose of the Corporation is to engage in any lawful act or activity for which corporations may be organized under the General Corporation Law of the State of Delaware, as the same exists or may hereafter be amended (“DGCL”) or any successor statute.

FOURTH:                                   The total number of shares of stock which the Corporation shall have authority to issue is 100 shares of common stock, each with a par value of $0.01 per share (the “Common Stock”). The number of authorized shares of Common Stock may be increased or decreased (but not below the number of shares thereof then outstanding) by the affirmative vote of the holders of a majority of the stock of the Corporation entitled to vote, irrespective of the provisions of Section 242(b)(2) of the DGCL.

FIFTH:                                                  The name and mailing address of the sole incorporator is as follows:

Robert T. York
Kaplan, Strangis and Kaplan, P.A.
90 South Seventh Street, Suite 5500
Minneapolis, MN 55402

SIXTH:                                                In furtherance of and not in limitation of powers conferred by statute, it is further provided:

1.                                      The business and affairs of the Corporation shall be managed by or under the direction of the Board of Directors of the Corporation (the “Board of Directors”).

2.                                      Election of directors comprising the Board of Directors (each such director, in its capacity as such, a “Director”) need not be by written ballot unless the bylaws of the Corporation (the “Bylaws”) shall so provide.

SEVENTH: Except to the extent that the DGCL prohibits the elimination or limitation of liability of directors for breaches of fiduciary duty, no Director shall be personally liable to the Corporation or its stockholders for monetary damages for breach of fiduciary duty as a Director, notwithstanding any provision of law imposing such liability. No amendment to or repeal of this provision shall apply to or have any effect on the liability or alleged liability of any Director of the Corporation for or with respect to any acts or omissions of such Director occurring prior to such amendment or repeal.

EIGHTH:                                          To the fullest extent permitted by applicable law, the Corporation is authorized to provide indemnification of (and advancement of expenses to) Directors, officers and agents of the Corporation (and any other persons to which applicable law permits the Corporation to provide indemnification) through Bylaw provisions, agreements with such agents or other persons, vote of stockholders or disinterested Directors or otherwise. Any repeal or modification of this provision shall not adversely affect any right or protection hereunder of any person in respect of any act or omission occurring prior to the time of such repeal or modification.

NINTH:                                                   Subject to such limitations as may be from time to time imposed by other provisions of this Certificate of Incorporation, by the Bylaws, by the DGCL or other applicable law, or by any contract or agreement to which the Corporation is or may become a party, the Corporation reserves the right to amend, alter, change or repeal any provision contained in this Certificate of Incorporation, in the manner now or hereafter prescribed by statute and this Certificate of Incorporation, and all rights conferred upon stockholders herein are granted subject to this express reservation.

TENTH:                                                 In furtherance and not in limitation of the rights, powers, privileges and discretionary authority granted or conferred by the DGCL or other statutes or laws of the State of Delaware, the Board of Directors is expressly authorized to make, alter, amend or repeal the Bylaws, without any action on the part of the stockholders by resolution adopted by the affirmative vote of a majority of the members of the entire Board of Directors.

I, THE UNDERSIGNED, being the sole incorporator hereinbefore named, for the purpose of forming a corporation pursuant to the DGCL, do make this certificate, herein declaring and certifying that this is my act and deed and the facts herein stated are true, and accordingly have hereunto set my hand this 8th day of March 2016.