Redesigned several portlets on the dashboard
Added independent browse route for feeds
Added selected state to logobutton for new dashboard view
Changed colors
Added vitals and developed that section more
Moved admin_stats to new dashboard; removed tabs from prefs and plugins pages; changed top menu labels
Moved backup and restart buttons to prefs/settings page; renamed Preferences to Settings
Added redirect to feeds#browse if the user is not logged in
fix line endings
Merge branch 'master' into revised_dashboard

* master: (43 commits)
  fix line endings
  Bump to 0.3.2.echoinchworm.
  Fixes #555
  Fix send_errors during registration to close #547.
  Bump to 0.3.1.echoinchworm.
  Split out the where clause to close #545.
  Properly enable airbrake.
  Bump to 0.3.0.EchoInchworm
  Re-hide email addresses on group#show.
  Bump Concerto Content Types for EchoInchworm release.
  Playing with Fire and closing #520
  mute disabled plugin badge
  add muted badge
  General gem update in preparation of the EchoInchworm release.
  Include the iframe plugin by default, close #506.
  Tweak to mac_address getter from @zr2d2
  Import Mac Addresses with V1 screens.
  Show the mac address on screen#show to owners per #496.
  V1 screens must be public per #496.
  Add and wire authentication_token for V1 screen urls per #496.
  ...

Conflicts:
	app/views/dashboard/_admin_stats.html.erb
these are no longer before filters, per 8a201713250695393292450e4c084910c588a5db
Changed headers on admin stats partial
Cache results of Concerto version check.  Closes #559.
Fix cache check. #559
Fix pagination with many children, close #537.
Merge branch 'master' of github.com:concerto/concerto
Use Rails caching middleware for version check per #559
Removed old icon sprites and sprites.scss.erb; created Concertocons icon font for logo button and other headers to close #259; introduced future content header icon to close #430
Merged master; added down triangle to Concerto logo button to make it clear that it is a selectable menu item
Removed home message from logo button as it seemed extraneous