[update] utils.js (adds more descriptive text content for results.txt)
[update] router.js (throws a log on the fire)
[update] body.jade (reload 'home' when form is submitted)
[update] scan.js (renames the progress callback)
[update] utils.js (minor results text rewording)
[update] handlers.js (provides immediate response to initial form submission, then request the results when the scan completes)