§ 206. Divorced woman may release dower. A woman who is divorced from her husband, whether such divorce be absolute or limited, or granted in his or her favor, by any court of competent jurisdiction, may release to him, by an instrument in writing, sufficient to pass title to real estate, her inchoate right of dower in any specific real property theretofore owned by him, or generally in all such real property, and such as he shall thereafter acquire.