bring layer to front on hover

CHANGELOG.md

@@ -5,6 +5,8 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
+### Changed
+- bring layer to front on hover
 
 ## 0.0.5 – 2017-04-05
 ### Added

js/gpxedit.js

@@ -508,6 +508,7 @@
         layer.bindPopup(popupTxt);
         if (type !== 'marker') {
             layer.on('mouseover', function() {
+                layer.bringToFront();
                 layer.setStyle(hoverStyle);
             });
             layer.on('mouseout', function() {