Request.execute - multiple declarations

Function Request.execute

Response execute(R) (
  string method,
  string url,
  R content,
  string ct = "application/octet-stream"
)
if (isInputRange!R);

Function Request.execute

Response execute (
  string method,
  string url,
  MultipartForm form
);

Function Request.execute

Response execute (
  string method,
  string url,
  std.typecons.Tuple!(string,"key",string,"value")[] params = null
);