Added modifications to deal with plain old website stuff separately
Added ability to serve library (vendor, for now) files
Added the ability to serve a 404 page
Added standard 404 response to server
Encapsulated request, response, and path objects
Now using res.statusCode, res.setHeader instead of res.writeHeader
Fixed a bug with the contentType header function
Fixed the contentType header function for real, this time. Tested it, too!
consolidated serving of static files or 404s
Moved appropriate functions to server.js
Added the ability to serve own static files