Work done on update, create and delete for controller specs.

modified:   .travis.yml
modified:   Gemfile
modified:   Gemfile.lock
modified:   app/controllers/bookmarks_controller.rb
modified:   app/controllers/permissions_controller.rb
modified:   app/models/analysis_item.rb
modified:   app/models/analysis_job.rb
modified:   app/models/audio_recording.rb
modified:   app/models/permission.rb
modified:   app/models/tag.rb
modified:   spec/controllers/analysis_items_controller_spec.rb
modified:   spec/controllers/analysis_jobs_controller_spec.rb
modified:   spec/controllers/analysis_scripts_controller_spec.rb
modified:   spec/controllers/audio_events_controller_spec.rb
modified:   spec/controllers/audio_recordings_controller_spec.rb
modified:   spec/controllers/bookmarks_controller_spec.rb
modified:   spec/controllers/permissions_controller_spec.rb
modified:   spec/controllers/photos_controller_spec.rb
modified:   spec/controllers/progresses_controller_spec.rb
modified:   spec/controllers/projects_controller_spec.rb
modified:   spec/controllers/saved_searches_controller_spec.rb
modified:   spec/controllers/sites_controller_spec.rb
modified:   spec/controllers/tags_controller_spec.rb
modified:   spec/controllers/users_controller_spec.rb
modified:   spec/factories/analysis_item_factory.rb
modified:   spec/factories/audio_recording_factory.rb
modified:   spec/factories/permission_factory.rb
modified:   spec/factories/progress_factory.rb
modified:   spec/factories/user_factory.rb
modified:   spec/models/tag_spec.rb
modified:   spec/spec_helper.rb
modified:   spec/support/api_examples_create.rb
modified:   spec/support/api_examples_delete.rb
modified:   spec/support/api_examples_idempotent.rb
modified:   spec/support/api_examples_update.rb
modified:   spec/support/helpers.rb
modified:   vendor/bin/install_console_audio_tools.sh