EncodePath encode the strings from UTF-8 byte representations to HTML hex escape sequences This is necessary since regular url.Parse() and url.Encode() functions do not support UTF-8 non english characters cannot be parsed due to the nature in which url.Encode() is written This function on the other hand is a direct replacement for url.Encode() technique to support pretty much every UTF-8 character.

Streaming AWS Signature Version '4' constants.