The Planning Commission this week struck down an appeal brought by Bolinas neighbors to rescind a coastal permit for a proposed residential development. Neighbors were concerned that the Big Mesa project—a two-story, single-family main house and artist studio whose owner said will be rented as affordable housing—could be used as higher-density illegal housing. They also feared the 25-foot tall house, at 555 Dogwood Road, would clash with the neighborhood’s character, obstruct views and introduce increased…