Made the pretty-line resize on window resize.

Shifted all the prettyLine stuff into a module.

Shifted the mapSetup variables into an IIFE

Need to check with Myles or another JS lover to see if this is sensible
Playing with the arrow is a work in progress.

Changed my propaganda

Precompiled for deploy
Reset resources and precompiled.
Merge pull request #18 from thomasgwatson/jsreview

Jsreview