only use .mss files; ignore files with further endings
only use .mss files; ignore files with further endings

1ec5/carto,madeinqc/carto,mapbox/carto,stefanklug/carto,CartoDB/carto,whitelynx/carto,gravitystorm/carto,midnightcomm/carto,CartoDB/carto,clhenrick/carto,tomhughes/carto,pnorman/carto