[bug 1049856] Homepage redesign
Fix bug 1055612: parse open standard rss

Add articles parsed from rss to new homepage

Update tweets and open standard rss during deploy
Home page interactions, Open Standards refactoring

Separate touch and hover handling for promos
Use next_few_events helper on homepage
Add community stats from settings
Replace Android promo with Firefox desktop promo
Add update_reps_ical to deploy
Home page code cleanup and fixes

Add responsive image sizes for background faces

Add firefox logo to promo and minor updates
Update contribute links on home page.
Merge pull request #2360 from mozilla/implement-homepage-redesign

Implement homepage redesign