(doc) added link to download section
(doc) added link to download section

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