FRONT PORCH PERSPECTIVE If Not For A Buttonhook By JIM ATWELL • Special to www.AllOTSEGO.com Some years ago, I had dinner at Great-Grandpa’s house down in tidewater Maryland. It’s a handsome brick house with dormers, and it used to face a clear view across the fields to broad West River. But realtors overran the area, and the fields filled up with houses for commuters to Washington. And Great-Grandpa’s house is now a restaurant – a high-toned French one, mind you,…