anchor.diff:      - from: `2015-11-21@17:54` (string) - lower bound
       - to: `2015-11-31@17:54` (string) - upper bound
   
  -+ Attributes
  -    - id: *wedding* (string, required) - event guid
  -    - name: *Bob & Alice Get Hitched* (string)
  -    - starts_at: *`2015-11-21@17:54`* (string) - commencement time
  -    - ends_at: *`2015-11-21@17:54`* (string) - termination time
  -
   ### List Events [GET]
   
   + Response 200 (application/json)
   
       + Attributes
  -        - events (array[Area Events])
  +        - events (array[Event])
   
   ## Event with Parts [/api/v1/events/{id}/tree]
   
  
positive.code: - width: *10* (number)
  - height: *20* (number)
  
  # area
  - id: *FED210* (string, required) - object guid
  - name: *The Oaks Castle* (string)
  - image_url: *//i.io/t.svg* (string) - svg to load
  - contains (array[child]) - child areas
  
  # child
  - id: *h9iAjB* (string) - area guid
  - position (position) - in the containing Area
  - size (size) - in the containing Area
  
  # event
  - id: *wedding* (string, required) - event guid
  - in: *kitchen* (string, required) - area guid
  - name: *Bob & Alice Get Hitched* (string)
  - starts_at: *`2015-11-21@17:54`* (string) - commencement time
  - ends_at: *`2015-11-21@17:54`* (string) - termination time
  - adds (array[child]) - areas that exist for the event
  - parts: toast, dinner, dance (array) - constituent event guids
  
  # house_single
  - id: house
  - image_url: house.svg
  - contains (array)
      - (object)
          - id: kitchen
          - position
              - x: 50 (number)
              - y: 50 (number)
          - size
              - width: 100 (number)
              - height: 50 (number)
      - (object)
          - id: den
          - position
              - x: 25 (number)
              - y: 20 (number)
          - size
              - width: 100 (number)
              - height: 50 (number)
  
  # house_tree (array)
  - (house_single)
  - (object)
      - id: kitchen
      - image_url: kitchen.svg
  - (object)
      - id: den
      - image_url: den.svg
      - contains (array)
          - id: tv
          - position
              - x: 25 (number)
              - y: 25(number)
          - size
              - width: 10 (number)
              - height: 10 (number)
  - (object)
      - id: tv
      - image: tv.svg
negative.code:     - from: `2015-11-21@17:54` (string) - lower bound
      - to: `2015-11-31@17:54` (string) - upper bound
  
  + Attributes (array[Reservation])
  
  ### List Reservations [GET]
  
  