Update leaflet to 1.3.4

Vendorfile

@@ -11,13 +11,13 @@ folder 'vendor/assets' do
   end
 
   folder 'leaflet' do
-    file 'leaflet.js', 'https://unpkg.com/leaflet@1.3.3/dist/leaflet-src.js'
+    file 'leaflet.js', 'https://unpkg.com/leaflet@1.3.4/dist/leaflet-src.js'
-    file 'leaflet.css', 'https://unpkg.com/leaflet@1.3.3/dist/leaflet.css'
+    file 'leaflet.css', 'https://unpkg.com/leaflet@1.3.4/dist/leaflet.css'
 
     [ 'layers.png', 'layers-2x.png',
       'marker-icon.png', 'marker-icon-2x.png',
       'marker-shadow.png' ].each do |image|
-      file "images/#{image}", "https://unpkg.com/leaflet@1.3.3/dist/images/#{image}"
+      file "images/#{image}", "https://unpkg.com/leaflet@1.3.4/dist/images/#{image}"
     end
 
     from 'git://github.com/aratcliffe/Leaflet.contextmenu.git', :tag => 'v1.5.0' do

vendor/assets/leaflet/leaflet.css

@@ -45,7 +45,8 @@
 .leaflet-container .leaflet-marker-pane img,
 .leaflet-container .leaflet-shadow-pane img,
 .leaflet-container .leaflet-tile-pane img,
-.leaflet-container img.leaflet-image-layer {
+.leaflet-container img.leaflet-image-layer,
+.leaflet-container .leaflet-tile {
 	max-width: none !important;
 	max-height: none !important;
 	}
@@ -168,7 +169,6 @@
 	opacity: 0;
 	-webkit-transition: opacity 0.2s linear;
 	   -moz-transition: opacity 0.2s linear;
-	     -o-transition: opacity 0.2s linear;
 	        transition: opacity 0.2s linear;
 	}
 .leaflet-fade-anim .leaflet-map-pane .leaflet-popup {
@@ -185,14 +185,12 @@
 .leaflet-zoom-anim .leaflet-zoom-animated {
 	-webkit-transition: -webkit-transform 0.25s cubic-bezier(0,0,0.25,1);
 	   -moz-transition:    -moz-transform 0.25s cubic-bezier(0,0,0.25,1);
-	     -o-transition:      -o-transform 0.25s cubic-bezier(0,0,0.25,1);
 	        transition:         transform 0.25s cubic-bezier(0,0,0.25,1);
 	}
 .leaflet-zoom-anim .leaflet-tile,
 .leaflet-pan-anim .leaflet-tile {
 	-webkit-transition: none;
 	   -moz-transition: none;
-	     -o-transition: none;
 	        transition: none;
 	}
 
@@ -209,6 +207,7 @@
 .leaflet-grab {
 	cursor: -webkit-grab;
 	cursor:    -moz-grab;
+	cursor:         grab;
 	}
 .leaflet-crosshair,
 .leaflet-crosshair .leaflet-interactive {
@@ -224,6 +223,7 @@
 	cursor: move;
 	cursor: -webkit-grabbing;
 	cursor:    -moz-grabbing;
+	cursor:         grabbing;
 	}
 
 /* marker & overlays interactivity */
@@ -494,7 +494,6 @@
 	-webkit-transform: rotate(45deg);
 	   -moz-transform: rotate(45deg);
 	    -ms-transform: rotate(45deg);
-	     -o-transform: rotate(45deg);
 	        transform: rotate(45deg);
 	}
 .leaflet-popup-content-wrapper,

vendor/assets/leaflet/leaflet.js

@@ -1,5 +1,5 @@
 /* @preserve
- * Leaflet 1.3.3, a JS library for interactive maps. http://leafletjs.com
+ * Leaflet 1.3.4, a JS library for interactive maps. http://leafletjs.com
  * (c) 2010-2018 Vladimir Agafonkin, (c) 2010-2011 CloudMade
  */
 
@@ -9,7 +9,7 @@
 	(factory((global.L = {})));
 }(this, (function (exports) { 'use strict';
 
-var version = "1.3.3";
+var version = "1.3.4";
 
 /*
  * @namespace Util
@@ -2221,7 +2221,7 @@ function removeDoubleTapListener(obj, id) {
 // @property TRANSFORM: String
 // Vendor-prefixed transform style name (e.g. `'webkitTransform'` for WebKit).
 var TRANSFORM = testProp(
-	['transform', 'WebkitTransform', 'OTransform', 'MozTransform', 'msTransform']);
+	['transform', 'webkitTransform', 'OTransform', 'MozTransform', 'msTransform']);
 
 // webkitTransition comes first because some browser versions that drop vendor prefix don't do
 // the same for the transitionend event, in particular the Android 4.1 stock browser
@@ -5369,6 +5369,10 @@ Map.mergeOptions({
 
 Map.addInitHook(function () {
 	if (this.options.zoomControl) {
+		// @section Controls
+		// @property zoomControl: Control.Zoom
+		// The default zoom control (only available if the
+		// [`zoomControl` option](#map-zoomcontrol) was `true` when creating the map).
 		this.zoomControl = new Zoom();
 		this.addControl(this.zoomControl);
 	}
@@ -7014,7 +7018,7 @@ var Icon = Class.extend({
 
 	options: {
 		popupAnchor: [0, 0],
-		tooltipAnchor: [0, 0],
+		tooltipAnchor: [0, 0]
 	},
 
 	initialize: function (options) {
@@ -7330,22 +7334,6 @@ var Marker = Layer.extend({
 		// Option inherited from "Interactive layer" abstract class
 		interactive: true,
 
-		// @option draggable: Boolean = false
-		// Whether the marker is draggable with mouse/touch or not.
-		draggable: false,
-
-		// @option autoPan: Boolean = false
-		// Set it to `true` if you want the map to do panning animation when marker hits the edges.
-		autoPan: false,
-
-		// @option autoPanPadding: Point = Point(50, 50)
-		// Equivalent of setting both top left and bottom right autopan padding to the same value.
-		autoPanPadding: [50, 50],
-
-		// @option autoPanSpeed: Number = 10
-		// Number of pixels the map should move by.
-		autoPanSpeed: 10,
-
 		// @option keyboard: Boolean = true
 		// Whether the marker can be tabbed to with a keyboard and clicked by pressing enter.
 		keyboard: true,
@@ -7381,7 +7369,25 @@ var Marker = Layer.extend({
 		// @option bubblingMouseEvents: Boolean = false
 		// When `true`, a mouse event on this marker will trigger the same event on the map
 		// (unless [`L.DomEvent.stopPropagation`](#domevent-stoppropagation) is used).
-		bubblingMouseEvents: false
+		bubblingMouseEvents: false,
+
+		// @section Draggable marker options
+		// @option draggable: Boolean = false
+		// Whether the marker is draggable with mouse/touch or not.
+		draggable: false,
+
+		// @option autoPan: Boolean = false
+		// Whether to pan the map when dragging this marker near its edge or not.
+		autoPan: false,
+
+		// @option autoPanPadding: Point = Point(50, 50)
+		// Distance (in pixels to the left/right and to the top/bottom) of the
+		// map edge to start panning the map.
+		autoPanPadding: [50, 50],
+
+		// @option autoPanSpeed: Number = 10
+		// Number of pixels the map should pan by.
+		autoPanSpeed: 10
 	},
 
 	/* @section
@@ -8963,12 +8969,12 @@ var ImageOverlay = Layer.extend({
 		errorOverlayUrl: '',
 
 		// @option zIndex: Number = 1
-		// The explicit [zIndex](https://developer.mozilla.org/docs/Web/CSS/CSS_Positioning/Understanding_z_index) of the tile layer.
+		// The explicit [zIndex](https://developer.mozilla.org/docs/Web/CSS/CSS_Positioning/Understanding_z_index) of the overlay layer.
 		zIndex: 1,
 
 		// @option className: String = ''
 		// A custom class name to assign to the image. Empty by default.
-		className: '',
+		className: ''
 	},
 
 	initialize: function (url, bounds, options) { // (String, LatLngBounds, Object)
@@ -9074,7 +9080,7 @@ var ImageOverlay = Layer.extend({
 		return events;
 	},
 
-	// @method: setZIndex(value: Number) : this
+	// @method setZIndex(value: Number): this
 	// Changes the [zIndex](#imageoverlay-zindex) of the image overlay.
 	setZIndex: function (value) {
 		this.options.zIndex = value;
@@ -9160,7 +9166,7 @@ var ImageOverlay = Layer.extend({
 
 	_overlayOnError: function () {
 		// @event error: Event
-		// Fired when the ImageOverlay layer has loaded its image
+		// Fired when the ImageOverlay layer fails to load its image
 		this.fire('error');
 
 		var errorUrl = this.options.errorOverlayUrl;
@@ -11220,12 +11226,6 @@ var GridLayer = Layer.extend({
 		var tile = this._tiles[key];
 		if (!tile) { return; }
 
-		// Cancels any pending http requests associated with the tile
-		// unless we're on Android's stock browser,
-		// see https://github.com/Leaflet/Leaflet/issues/137
-		if (!androidStock) {
-			tile.el.setAttribute('src', emptyImageUrl);
-		}
 		remove(tile.el);
 
 		delete this._tiles[key];
@@ -11294,8 +11294,6 @@ var GridLayer = Layer.extend({
 	},
 
 	_tileReady: function (coords, err, tile) {
-		if (!this._map || tile.getAttribute('src') === emptyImageUrl) { return; }
-
 		if (err) {
 			// @event tileerror: TileErrorEvent
 			// Fired when there is an error loading a tile.
@@ -11611,6 +11609,28 @@ var TileLayer = GridLayer.extend({
 				}
 			}
 		}
+	},
+
+	_removeTile: function (key) {
+		var tile = this._tiles[key];
+		if (!tile) { return; }
+
+		// Cancels any pending http requests associated with the tile
+		// unless we're on Android's stock browser,
+		// see https://github.com/Leaflet/Leaflet/issues/137
+		if (!androidStock) {
+			tile.el.setAttribute('src', emptyImageUrl);
+		}
+
+		return GridLayer.prototype._removeTile.call(this, key);
+	},
+
+	_tileReady: function (coords, err, tile) {
+		if (!this._map || (tile && tile.getAttribute('src') === emptyImageUrl)) {
+			return;
+		}
+
+		return GridLayer.prototype._tileReady.call(this, coords, err, tile);
 	}
 });
 
@@ -12073,7 +12093,7 @@ var Canvas = Renderer.extend({
 
 	_updateDashArray: function (layer) {
 		if (typeof layer.options.dashArray === 'string') {
-			var parts = layer.options.dashArray.split(','),
+			var parts = layer.options.dashArray.split(/[, ]+/),
 			    dashArray = [],
 			    i;
 			for (i = 0; i < parts.length; i++) {