Imports github.com/PuerkitoBio/goquery github.com/golang/groupcache github.com/mat/besticon/colorfinder github.com/mat/besticon/ico golang.org/x/net/html/charset golang.org/x/net/idna golang.org/x/net/publicsuffix Standard library imports bytes crypto/sha1 encoding/json errors fmt image image/color image/gif image/png io io/ioutil log net/http net/http/cookiejar net/url os sort strconv strings time