Remove expired ports:
2019-09-27 misc/zygrib: Can not build with graphics/proj
2019-09-27 misc/survex: Can not build with graphics/proj
2019-09-27 graphics/proj5: Please use graphics/proj instead
2019-09-27 graphics/p5-Geo-Proj4: Can not build with graphics/proj
misc/zygrib-maps, depends on expired misc/zygrib
graphics/p5-Geo-Point, depends on expired graphics/p5-Geo-Proj4