For review rails4upgrade

As requested.

Run: cucumber features/admin/navbar.feature features/volunteer_opportunities/

You should get just navbar.feature failing: 
Failing Scenarios:
cucumber features/admin/navbar.feature:25 # Scenario: Highlighted button for Organisations or Volunteers

Then go and uncomment out the following line:

https://github.com/mtc2013/LocalSupport/blob/f2ef40a9e87466c4aca75fd6a6aa9c30fec91a8e/features/admin/navbar.feature#L14

Rerun   cucumber features/admin/navbar.feature features/volunteer_opportunities/

Now you should get 4 failing scenarios in volunteer_opportunities:

Failing Scenarios:
cucumber features/volunteer_opportunities/list_volunteer_opportunities.feature:17 # Scenario: See a list of current volunteer opportunities
cucumber features/volunteer_opportunities/map_volunteer_opportunities.feature:20 # Scenario: See a map of current volunteer opportunities
cucumber features/volunteer_opportunities/map_volunteer_opportunities.feature:25 # Scenario: Volunteer opportunites are listed in map popups
cucumber features/volunteer_opportunities/map_volunteer_opportunities.feature:25 # Scenario: Volunteer opportunites are listed in map popups