old_contents: var distance = require('turf-distance');
  
  /**
   * Takes a {@link Point} feature and a {@link FeatureCollection} of Point features and returns the Point feature from the FeatureCollection closest to the input point.
   *
   * @module turf/nearest
   * @param {Point} point the reference point
   * @param {FeatureCollection} against a FeatureCollection of Point features
   * @return {Feature} the closest Point feature in `against` to `point`
   * @example
   * var point = {
   *   "type": "Feature",
   *   "properties": {
   *     "marker-color": "#0f0"
   *   },
   *   "geometry": {
   *     "type": "Point",
   *     "coordinates": [28.965797, 41.010086]
   *   }
   * };
   * var against = {
   *   "type": "FeatureCollection",
   *   "features": [
   *     {
   *       "type": "Feature",
   *       "properties": {},
   *       "geometry": {
   *         "type": "Point",
   *         "coordinates": [28.973865, 41.011122]
   *       }
   *     }, {
   *       "type": "Feature",
   *       "properties": {},
   *       "geometry": {
   *         "type": "Point",
   *         "coordinates": [28.948459, 41.024204]
   *       }
   *     }, {
   *       "type": "Feature",
   *       "properties": {},
   *       "geometry": {
   *         "type": "Point",
   *         "coordinates": [28.938674, 41.013324]
   *       }
   *     }
   *   ]
   * };
   *
   * var nearest = turf.nearest(point, against);
   * nearest.properties['marker-color'] = '#f00';
   *
   * var resultFeatures = against.features.concat(point);
   * var result = {
   *   "type": "FeatureCollection",
   *   "features": resultFeatures
   * };
   *
   * //=result
   */
  module.exports = function(targetPoint, points){
    var nearestPoint;
    var count = 0;
    var dist = Infinity;
    points.features.forEach(function(pt){
      if(!nearestPoint){
        nearestPoint = pt;
        var dist = distance(targetPoint, pt, 'miles');
        nearestPoint.properties.distance = dist;
      }
      else{
        var dist = distance(targetPoint, pt, 'miles');
        if(dist < nearestPoint.properties.distance){
          nearestPoint = pt;
          nearestPoint.properties.distance = dist;
        }
      }
    });
    delete nearestPoint.properties.distance;
    return nearestPoint;
  }
  
new_contents: var distance = require('turf-distance');
  
  /**
   * Takes a {@link Point} feature and a {@link FeatureCollection} of Point features and returns the Point feature from the FeatureCollection closest to the input point.
   *
   * @module turf/nearest
   * @category classification
   * @param {Point} point the reference point
   * @param {FeatureCollection} against a FeatureCollection of Point features
   * @return {Feature} the closest Point feature in `against` to `point`
   * @example
   * var point = {
   *   "type": "Feature",
   *   "properties": {
   *     "marker-color": "#0f0"
   *   },
   *   "geometry": {
   *     "type": "Point",
   *     "coordinates": [28.965797, 41.010086]
   *   }
   * };
   * var against = {
   *   "type": "FeatureCollection",
   *   "features": [
   *     {
   *       "type": "Feature",
   *       "properties": {},
   *       "geometry": {
   *         "type": "Point",
   *         "coordinates": [28.973865, 41.011122]
   *       }
   *     }, {
   *       "type": "Feature",
   *       "properties": {},
   *       "geometry": {
   *         "type": "Point",
   *         "coordinates": [28.948459, 41.024204]
   *       }
   *     }, {
   *       "type": "Feature",
   *       "properties": {},
   *       "geometry": {
   *         "type": "Point",
   *         "coordinates": [28.938674, 41.013324]
   *       }
   *     }
   *   ]
   * };
   *
   * var nearest = turf.nearest(point, against);
   * nearest.properties['marker-color'] = '#f00';
   *
   * var resultFeatures = against.features.concat(point);
   * var result = {
   *   "type": "FeatureCollection",
   *   "features": resultFeatures
   * };
   *
   * //=result
   */
  module.exports = function(targetPoint, points){
    var nearestPoint;
    var count = 0;
    var dist = Infinity;
    points.features.forEach(function(pt){
      if(!nearestPoint){
        nearestPoint = pt;
        var dist = distance(targetPoint, pt, 'miles');
        nearestPoint.properties.distance = dist;
      }
      else{
        var dist = distance(targetPoint, pt, 'miles');
        if(dist < nearestPoint.properties.distance){
          nearestPoint = pt;
          nearestPoint.properties.distance = dist;
        }
      }
    });
    delete nearestPoint.properties.distance;
    return nearestPoint;
  }
  
subject: Add category