removed c->f{x,y,w,h} and c->t{x,y,w,h} in favor for the new rule handling rememberin...

removed c->f{x,y,w,h} and c->t{x,y,w,h} in favor for the new rule handling remembering two kinds of geometries is unnecessary, removed the randomized (x,y) setting on dofloat startup, was kind too random und unpredictable