1.7.0

• handle response in bytes
• add support for post in multipart form data
• fix wrong CRLF after binary file
• can setup a single client with a baseUrl for every request
• now when ServerResponse class is printed body is shown instead of byteArray
• remove runtimeError for post request if you use body and data parameters (now you just can't use both)
• now also the DELETE requests can have body
• String extensions are not supported anymore: please use HTTP.get or other methods