Do not run Coveralls report locally
Fixes deprecation issues with controller specs
Fixes deprecation issues with feature specs. Removes Spork.

Spork was causing issues with Faker although most likely I did not
configure it correctly. I removed it for the time being.
Fixes deprecation issues with helper specs
Fixes remaining deprecation issues

This fixes the remaining depcrecation issues and fixes the problem with
the main cancancan repo not being updated for rspec3.
Merge pull request #101 from 18F/feature/fix_rspec_deprecations

Fixes rspec deprecations
Converts attr_accessible to strong-parameters
Upgrades activeadmin to (1.0.0.pre)
Updates routes to include HTTP methods for each entry
Upgrades to rails 4.1.1
Updates friendly_id to latest
Adds compatibility for activeadmin with rails4 and CanCan
Adds secure_headers gem
Includes recommended headers in app controller
Adds helper methods for authenticating users
Updates authorization method in activeadmin for user
Updates admin user spec
Improves helper methods for compatibility with activeadmin
Adds ability for user to manage self