+ minifed header

I know it will add about 35 more characters, but I think because of concocting (Browserify, web components, CDNs), it is important to keep minimal info with the file for copyright reasons & checking for updates.

After you PR this (or something similar, or not), I plan to host this on [jsDelivr CDN](http://www.jsdelivr.com/).
Merge pull request #22 from tomByrer/patch-1

+ minifed header