update HRP track

inc/converter.php

@@ -92,8 +92,9 @@ class GeoJson extends Geo {
 		$asTracks = array('features'=>array());
 		foreach($this->asTracks as $asTrackProps) {
 			
+			//Color mapping
 			switch($asTrackProps['color']) {
-				case 'LightGray':	continue 2;
+				case 'LightGray':	continue 2; //discard track
 				case 'Magenta':		$sType = 'off-track'; break;
 				case 'Red':			$sType = 'hitchhiking'; break;
 				default: 			$sType = 'main'; break;