Count faster

[tomfuertes]

6 seconds to 600 milliseconds w/ answer from rmurphey/js-assessment-answers#14

$ git checkout count-faster
Already on 'count-faster'

# Pull in answer as POC
$ curl https://raw.github.com/tomfuertes/js-assessment-answers/count-faster/app/count.js > app/count.js 

# Open Browser & Take Screenshot to test
$ node bin/serve

Sorry I'm a git noob and can't figure out rebasing to make this just PR reflect the last commit...