Fix readme
Add basic fileserver using node.js
Put client side code in the public dir
Use the 'send' module for basic file serving
Add func to convert input to tokens
Generate chatbot responses using tokens
Remove defunct code
Remove code meaningless if we do serverside
Use callback for getChatbotResponse
Write 'cat' in node.js
Add the underscore server module
Get chatbot working on server
Minor cleanup work on the server-side chatbot
Use callbacks for computations on the server
Add ability for server to load the kb from a file
Add saving of new entries on the server side
Add default knowledge base entries
Set README.md to not be executable
Update README, remove separate TODO