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* Updated installation documentation
* Adds the ability to set or remove dependent/blocking bugs Fixes 32
* Property to add or remove keywords. Fixes 31
* split the code for setting bug updates into it's own method
* Use headers for auth instead of URL parameters. Fixes 29.
* Use JSON instead of form encoding when posting comments and tags.
* Add the ability to set the cc list. Fixes 33
* Send data in POSTs and PUTs as JSON, not form-encoded.
* Remove link to index document as that creates infinite recursion in Sphinx
* Add a Bugsy.authenticated property