Updated event detail route and controller to use slug instead of Id
Updated event detail page to match tour point detail page.
coverPhoto property is now accessible to anonymous users.
coverPhoto property is now populated when querying by slug
Revert "Updated event detail page to match tour point detail page."

This reverts commit 29c3cd4dd5e4644384185ce23e061c7e166ce9eb.
Reverted to Lonique's event detail page template, making necessary updates to get it to populate
Using slug for some of the data fixtures