Adding .gitignore, removing .DS_Store

![selfie-0](http://i.imgur.com/MDpN0Pe.gif)

I was gonna try to add CNAME for you but figured you should have the fun of doing it.

I did notice you lacked a .gitignore and wanted to test out this plugin that lets me take pics of myself and attach them to PRs because new Handsome Stabby is vain as fuck.

ping @AWelshCorgi