added /register function
Created register.ejs and front-end functionality
connected front-end with back-end for login

Updated '/login.json' method to accept post request from send form
'/client/index.html'. 'login' function gives 200 error when login
successful. Next step is tokens.
Fixed list for node.js modules
Added cookie support to the application

Added cookie support through the cookies module. Sets a session cookie
and gets it at the moment. Next step is add session database table.
Login session implemented

Login session table created and implemented into the logging in method.
Only thing left is for expiration date for sessions. As well as for how
to best due this on a page load.