* Adds new and edit views for events and removes them from the index view
* Fixes formatting issues in /admin/pages/index.html.erb
* Refactors /admin/events partial, new, and edit forms
* Updates admin_events routes to include all routes except destroy
* Refactors Admin::EventsController and adds #new and #edit actions
* specs: Adjusts admin_creates_new_event_spec to work with /admin/event changes
* Refactors the Admin::EventsController, routes, and events index even further
- Adds back placeholder text in Events form
- Removes unnecessary code from controller
- Reverts changes to routes
- Adjusts event_cover_image size on index.html.erb
* specs: Adds tests around creating and updating events to events_spec
* Adds pagination to Admin::EventsController #index to cap events at 20 per page
* Removes .all from Admin::EventsController and adds a line to index.html.erb
* Uses crayons classes for _event_form.html.erb