Imports code.google.com/p/go-uuid/uuid code.google.com/p/go.exp/utf8string code.google.com/p/go.text/unicode/norm Standard library imports bytes io/ioutil net/url os path/filepath regexp sort strings text/template unicode hash/adler32 crypto/hmac crypto/md5 crypto/sha1 crypto/sha256 crypto/sha512 encoding/base32 encoding/base64 encoding/hex encoding/json errors flag fmt hash hash/crc32 hash/crc64 hash/fnv io