text: 
  var geoToDoc = 
  exports.geoToDoc = function (geo) {
    return {
      loc: geo.geometry.coordinates
      ,data: geo.properties.meta
    };
  }
  ,docToGeo = 
  exports.docToGeo = function (doc) {
    return {
      id: doc._id
      ,geometry: {
        type: 'Point'
        ,coordinates: doc.loc
      }
      ,properties: {
        meta: doc.data
        ,date: doc.date
      }
    };
  };
  