Imports github.com/Unknwon/com github.com/Unknwon/i18n github.com/gogits/gogs/modules/avatar github.com/gogits/gogs/modules/setting golang.org/x/net/html/charset github.com/microcosm-cc/bluemonday golang.org/x/net/html github.com/russross/blackfriday Standard library imports bytes crypto/rand encoding/base64 encoding/hex fmt io math net/http os os/exec path path/filepath regexp strings time hash crypto/hmac crypto/sha1 crypto/md5 html/template