Redesign, use materialize, and grab content from GitHub
Gut polymer and use materialize card instead.
Fix responsive issues
Add support for IssuesEvent
Truncate long urls.
Update truncation
Use github-activity-feed
Merge branch 'master' into topic/use-github-activity-feed

Conflicts:
	_layouts/default.html
	bower.json
	css/app.css
	js/app.js