Spike: doing a simple HTTP server in node.
A simple HTTP server is up and running.
(minor) Give test a more descriptive/useful name.
Exclude "node_modules" directory from within IDEA.

+ This limits the scope on tools like "TODO" from peering into code that I'm not maintaining.
+ There's really no reason why I want to poke around in those files (right now) anyway.
Basic HTTP server up and running.