NodeJS slides point to nodejs sample code

[bparks]

Not sure if that's an automated thing (I haven't actually looked at the code yet) or if that's something manual to change...

...I guess I'm sort of volunteering myself to fix this...

[sirkitree]

https://github.com/coloradoSpringsJS/coloradoSpringsJS.github.io/blob/master/_posts/2014-04-23-learn-some-nodejs.md