Updated Rails to 4.1.

Bumped TravisCI Ruby version to 2.1.1. Added Spring gem to development and test environments.
Moved RSpec to run in test and dev environments.

Removed depcrecated stub method.
Small routes.rb fix.

Fixed caps.
Using AR Enums for User status.

Using ActiveRecord Enums from Rails 4.1 for User status. Users are either registered or active and to be used in conjunction with new payments feature. Users are registered by default and are active once they have paid the current year's dues.
Updated TravisCI with proper secure keys.
Merge pull request #155 from tmcyf/update-rails

Update Rails to 4.1