Update app.js

var port = process.env.PORT || 80; would require the app.js to be run with root privileges all the time. Changing 80 to any number above 1024 helps. Further info from [this](http://stackoverflow.com/questions/9164915/node-js-eacces-error-when-listening-on-most-ports) StackOverflow question.
Port no 8080
Merge pull request #1 from prometheansacrifice/master

Update app.js