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* pep8 --ignore=E501
* DELETE /proxy/:port/
* /proxy/:port/limits
* /proxy/:port/blacklist
* /proxy/:port/whitelist
* fixing /proxy/:port/har/pageRef
* fixing /proxy/:port/har/pageRef
* fixing passing in a page ref as the name for the page in /proxy/:port/har
* tests around /proxy/:port/har and some cleanup of the implementation
* make /proxy/:port/headers work
* wrapping selenium_proxy with webdriver_proxy since the project is more than just webdriver
* extending the client to play nice with remote webdriver instances
* create_proxy sounds and feels like a method to me, let's make it so
* ensure the self.process exist, to reduce possibilities of AttributeError
* check the path before attempting to start the server
* wait longer than 3 seconds for the server to come up