anchor.diff:  
   When appending `?pretty=true` to any request made, the JSON returned
   will be pretty formatted (use it for debugging only!). Another option is
  -to set `format=yaml` which will cause the result to be returned in the
  +to set `?format=yaml` which will cause the result to be returned in the
   (sometimes) more readable yaml format.
   
   
  
positive.code: open indices and if `closed` is specified then the wildcard expression is
  expanded only to closed indices. Also both values (`open,closed`) can be
  specified to expand to all indices.
  +
  If `none` is specified then wildcard expansion will be disabled and if `all` 
  is specified, wildcard expressions will expand to all indices (this is equivalent 
  to specifying `open,closed`).
  
  The defaults settings for the above parameters depend on the api being used.
  
negative.code: Millimeter::    `mm` or `millimeters`
  Nautical mile:: `NM`, `nmi` or `nauticalmiles`
  
  The `precision` parameter in the <<query-dsl-geohash-cell-filter>> accepts
  distances with the above units, but if no unit is specified, then the
  precision is interpreted as the length of the geohash.
  
  [[fuzziness]]
  [float]
  === Fuzziness
  