fixed MBTiles filename since change to smaller version

Author: incanus

MBTiles Interactivity Example/InteractivityViewController.m

@@ -26,7 +26,7 @@ - (void)viewDidLoad
 
     [self.view addSubview:mapView];
 
-    NSURL *tileSetURL = [[NSBundle mainBundle] URLForResource:@"geography-class" withExtension:@"mbtiles"];
+    NSURL *tileSetURL = [[NSBundle mainBundle] URLForResource:@"geography-class-mini" withExtension:@"mbtiles"];
 
     RMMBTilesTileSource *source = [[[RMMBTilesTileSource alloc] initWithTileSetURL:tileSetURL] autorelease];