make unit tests reference bogart.q to retrieve their q module
remove unneeded local variable in respond
…equest constructor move logic to get request parameters for a route into a method on the route
…e an anti-pattern and is no longer available.
…cifying host, port, and other options or to take the node server style port, host parameters
… matching "/" when no route found for ""
… only checking for the 'content-length' variant, also now check for the 'Content-Length' variant. In future, think about making these headers truly case-insensitive or enforcing that the entire header be lower case. This also incidentely solved issue with the default not found app not rendering its entire contents when used with bogart.batteries.