Convert tiles from an HTTP x,y,z tile endpoint into the ESRI .tpk format.
npm installTo build distribution version.
npm run buildTo run tests
npm testbounds{Number} bounds in the form[w, s, e, n]in WGS84.minzoom{Number} minimum zoom.maxzoom{Number} maximum zoom.url{String} url for the http source for the tiles. Should include token.format{String} image format for the tiles requested from the http source.directory{String} output directory path for the tpk, should be unique.callback{Function} callback function after .tpk is zipped.