Scaffold event series endpoint
Require authentication for eventseries.
Fix auth import
Add event series to navbar
Scaffold eventseries route
Add EventSeries service
Add EventSeries index view
Fix unit tests to call $fail with data property

As per https://docs.angularjs.org/api/ng/service/$http responses should always have the data property
Add EventSeries new/edit unit tests
Add eventseries new/edit routes
Rename index view/controllers
Merge branch 'feature/eventseries' into develop
Add flash on $save fail test for event controller
Remove unnecessary inject of Flash
Rename event files