fix bug & clarify that only points are supported currently

@@ -92,7 +92,7 @@ typedef enum : NSUInteger {
 *   @return An initialized Mapbox tile source. */
 - (id)initWithTileJSON:(NSString *)tileJSON;
 
-/** For TileJSON 2.1.0+ layers, initialize a tile source and automatically find and add annotations from [simplestyle](http://mapbox.com/developers/simplestyle/) data.
+/** For TileJSON 2.1.0+ layers, initialize a tile source and automatically find and add point annotations from [simplestyle](http://mapbox.com/developers/simplestyle/) data.
 *
 *   This method requires a network connection in order to download the TileJSON used to define the tile source.
 *
@@ -101,7 +101,7 @@ typedef enum : NSUInteger {
 *   @return An initialized Mapbox tile source. */
 - (id)initWithMapID:(NSString *)mapID enablingDataOnMapView:(RMMapView *)mapView;
 
-/** For TileJSON 2.1.0+ layers, initialize a tile source and automatically find and add annotations from [simplestyle](http://mapbox.com/developers/simplestyle/) data, optionally enabling SSL.
+/** For TileJSON 2.1.0+ layers, initialize a tile source and automatically find and add point annotations from [simplestyle](http://mapbox.com/developers/simplestyle/) data, optionally enabling SSL.
 *
 *   This method requires a network connection in order to download the TileJSON used to define the tile source.
 *
@@ -111,13 +111,13 @@ typedef enum : NSUInteger {
 *   @return An initialized Mapbox tile source. */
 - (id)initWithMapID:(NSString *)mapID enablingDataOnMapView:(RMMapView *)mapView enablingSSL:(BOOL)enableSSL;
 
-/** For TileJSON 2.1.0+ layers, initialize a tile source and automatically find and add annotations from [simplestyle](http://mapbox.com/developers/simplestyle/) data.
+/** For TileJSON 2.1.0+ layers, initialize a tile source and automatically find and add point annotations from [simplestyle](http://mapbox.com/developers/simplestyle/) data.
 *   @param tileJSON A string containing TileJSON.
 *   @param mapView A map view on which to display the annotations. 
 *   @return An initialized Mapbox tile source. */
 - (id)initWithTileJSON:(NSString *)tileJSON enablingDataOnMapView:(RMMapView *)mapView;
 
-/** For TileJSON 2.1.0+ layers, initialize a tile source and automatically find and add annotations from [simplestyle](http://mapbox.com/developers/simplestyle/) data.
+/** For TileJSON 2.1.0+ layers, initialize a tile source and automatically find and add point annotations from [simplestyle](http://mapbox.com/developers/simplestyle/) data.
 *
 *   Passing a remote URL requires a network connection. If offline functionality is desired, you should cache the TileJSON locally at a prior date, then pass a file path URL to this method.
 *

@@ -116,26 +116,29 @@
                         {
                             for (NSDictionary *feature in jsonObject[@"features"])
                             {
-                                NSDictionary *properties = feature[@"properties"];
-                                
-                                CLLocationCoordinate2D coordinate = {
-                                    .longitude = [feature[@"geometry"][@"coordinates"][0] floatValue],
-                                    .latitude  = [feature[@"geometry"][@"coordinates"][1] floatValue]
-                                };
-
-                                RMAnnotation *annotation = nil;
-
-                                if ([mapView.delegate respondsToSelector:@selector(mapView:layerForAnnotation:)])
-                                    annotation = [RMAnnotation annotationWithMapView:mapView coordinate:coordinate andTitle:properties[@"title"]];
-                                else
-                                    annotation = [RMPointAnnotation annotationWithMapView:mapView coordinate:coordinate andTitle:properties[@"title"]];
-                                
-                                annotation.userInfo = properties;
-                                
-                                dispatch_async(dispatch_get_main_queue(), ^(void)
+                                if ([feature[@"geometry"][@"type"] isEqualToString:@"Point"])
                                 {
-                                    [mapView addAnnotation:annotation];
-                                });
+                                    NSDictionary *properties = feature[@"properties"];
+
+                                    CLLocationCoordinate2D coordinate = {
+                                        .longitude = [feature[@"geometry"][@"coordinates"][0] floatValue],
+                                        .latitude  = [feature[@"geometry"][@"coordinates"][1] floatValue]
+                                    };
+
+                                    RMAnnotation *annotation = nil;
+
+                                    if ([mapView.delegate respondsToSelector:@selector(mapView:layerForAnnotation:)])
+                                        annotation = [RMAnnotation annotationWithMapView:mapView coordinate:coordinate andTitle:properties[@"title"]];
+                                    else
+                                        annotation = [RMPointAnnotation annotationWithMapView:mapView coordinate:coordinate andTitle:properties[@"title"]];
+
+                                    annotation.userInfo = properties;
+
+                                    dispatch_async(dispatch_get_main_queue(), ^(void)
+                                    {
+                                        [mapView addAnnotation:annotation];
+                                    });
+                                }
                             }
                         }
                     }