Allow unconfirmed access, and keep users signed in for longer
Make orgs the people creating events
Fix upcoming events for organizations
Initial org dashboard page, no style or data
Permit org management by org admins
Compute number of volunteers and hours for each org
Fix up names and style
Merge remote-tracking branch 'upstream/dashboard' into dashboard

Conflicts:
	app/controllers/orgs/dashboard_controller.rb
	app/views/orgs/dashboard/show.html.erb