public class GeohashCellQuery
A geohash cell filter that filters GeoPoints by their geohashes. Basically the a
Geohash prefix is defined by the filter and all geohashes that are matching this
prefix will be returned. The neighbors flag allows to filter
geohashes that surround the given geohash. In general the neighborhood of a
geohash is defined by its eight adjacent cells.
The structure of the GeohashCellQuery is defined as: