Worked on unit tests. Set up rspec and did route testing. Fixed one b…

…ug in routes for analysis items

new file:   .rspec
modified:   Gemfile
modified:   Gemfile.lock
modified:   config/routes.rb
new file:   spec/controllers/audio_recordings_controller_spec.rb
new file:   spec/controllers/projects_controller_spec.rb
new file:   spec/requests/REST_routes_tests.rb
new file:   spec/requests/audio_recordings_controllers_spec.rb
new file:   spec/requests/authentication_spec.rb
new file:   spec/requests/projects_controllers_spec.rb
new file:   spec/routing/routes_spec.rb
new file:   spec/spec_helper.rb
new file:   spec/support/devise.rb
new file:   spec/support/helpers.rb
new file:   spec/support/routing_assertions_patch.rb