redefine get an event api without capybara
redefine create an event api without capybara
redefine update an event api without capybara
redefine delete an event api without capybara
update get an event api to use FactoryGirl mock
return real data for get an event api
update get event list api to use FactoryGirl mock
update update an event api to use FactoryGirl mock
update delete an event api to use FactoryGirl mock
finish update an event api
finish delete an event api
finish create an event api