Modified so you can call a scan() function multiple times in case of any dynamic loading.  Moved the uniqueness counter up in scope since it looks like it was meant to work that way (although I don't think it was actually causing any problems).
Reverting gfyObject.js to 577f7fbb7 - uniqueness was broken.
Merge pull request #2 from all-iver/master

Modified so you can dynamically add content to the page and rescan for gfycats