changed method to display countdown on landing page. Added helper method and feature file. Struggling with view specs. Ping to Sam
fixed failing view spec for countdown
refactored event countdown flow to move things out of application helper and into event model and visitor helper
minor refactoring and code cleaning
Merge pull request #318 from tochman/fixes

Fixes - removing '0 days' from countdown
Merge pull request #319 from AgileVentures/develop

Fix for countdown