This patch release contains the following major bug fixesL
* 280 long running containers
* 281 unable to get a file with json contents.
* 291 adds support to control the decoding of the stdout and stderr when executing commands in a container.
* 295 Allows use of underscore in container/snapshot names (reversion fixed)
* 303 Added Network operations.
* 308 Fixed setup/install (stopped easy_install 'setup_requires', using 'install_requires' instead).