Initial GSoC Banshee plugin (extension?) commit.

This is very early work. Do not expect this to work unless
you have my modified Miro Guide installed and listening on
127.0.0.1:8000, AND have manually set your Client and Session IDs.

Again, this is early work.

Banshee Clone URL: git://github.com/mcu/banshee.git
Miro Guide Clone URL: git://github.com/mcu/miroguide.git

Commit Info: http://github.com/mcu/banshee/commit/8d0138281c59b0c5cb93d8bb27699ca247f6546b