Repeater Thumbnail Justify

fixes #851 by coming up with an alternate justify solution
i would encourage you to research this to see if it is "dumb" or not. we can tell jshint to ignore if we determine it is dumb but i think we should keep it. [first find after googling](http://stackoverflow.com/questions/3927054/jslint-error-dont-make-functions-within-a-loop-leads-to-question-about-javas)