SOUTHWICK — For over six months, the Planning Board has been working with the Pioneer Valley Planning Commission to reorganize the town’s bylaws, which have been described as awkward due to a piecemeal approach the town has used for over 50 years. With that process nearly at its conclusion, the board will move into the next phase of revising the bylaws, and Town Planner Alvin Allen said it is vitally important for residents to participate in an …