* Added Kanji support.
* Added ability to output PNG QR codes as a base64 string. Allows coded to be
created for web services without the need to create intermediary files.
Thanks to [Fábio C. Barrionuevo da Luz (luzfcb)](https://github.com/luzfcb)
* Added renderer for XBM. Displaying QR codes in Tkinter is now extremely
simple. Thanks to [Seth VanHeulen (svanheulen)](https://github.com/svanheulen)