v0.1.0, 15/02/2013 -- Initial release
v0.1.1, 16/02/2013 -- Fix typo in package description
v0.1.2, 16/02/2013 -- setup.py fix usblock filename in bin
v0.2.0, 24/02/2013 -- Add --restart option to restart daemon and reload config
                        Improve message is pid lock file found
                        Add install instructions
                        Add nose tests and Travis support
v0.2.1, 03/03/2013 -- Fix requires directive in setup.py
                        improved exception handling in Registrar
