From: Tom Hughes <tom@compton.nu>
Date: Mon, 15 Jan 2018 10:23:22 +0000 (+0000)
Subject: Update leaflet to 1.3.0
X-Git-Tag: live~3785
X-Git-Url: https://git.openstreetmap.org./rails.git/commitdiff_plain/15b2a88a2d05b6c5c127c990594e52bad2855d18

Update leaflet to 1.3.0
---

diff --git a/Vendorfile b/Vendorfile
index d66dd80d8..05edd0ca4 100644
--- a/Vendorfile
+++ b/Vendorfile
@@ -11,13 +11,13 @@ folder 'vendor/assets' do
   end
 
   folder 'leaflet' do
-    file 'leaflet.js', 'https://unpkg.com/leaflet@1.2.0/dist/leaflet-src.js'
-    file 'leaflet.css', 'https://unpkg.com/leaflet@1.2.0/dist/leaflet.css'
+    file 'leaflet.js', 'https://unpkg.com/leaflet@1.3.0/dist/leaflet-src.js'
+    file 'leaflet.css', 'https://unpkg.com/leaflet@1.3.0/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@1.2.0/dist/images/#{image}"
+      file "images/#{image}", "https://unpkg.com/leaflet@1.3.0/dist/images/#{image}"
     end
 
     from 'git://github.com/aratcliffe/Leaflet.contextmenu.git', :tag => 'v1.2.1' do
diff --git a/vendor/assets/leaflet/images/marker-icon-2x.png b/vendor/assets/leaflet/images/marker-icon-2x.png
index e4abba3b5..88f9e5018 100644
Binary files a/vendor/assets/leaflet/images/marker-icon-2x.png and b/vendor/assets/leaflet/images/marker-icon-2x.png differ
diff --git a/vendor/assets/leaflet/leaflet.css b/vendor/assets/leaflet/leaflet.css
index fa5abca60..d1b47a125 100644
--- a/vendor/assets/leaflet/leaflet.css
+++ b/vendor/assets/leaflet/leaflet.css
@@ -47,6 +47,7 @@
 .leaflet-container .leaflet-tile-pane img,
 .leaflet-container img.leaflet-image-layer {
 	max-width: none !important;
+	max-height: none !important;
 	}
 
 .leaflet-container.leaflet-touch-zoom {
@@ -55,7 +56,10 @@
 	}
 .leaflet-container.leaflet-touch-drag {
 	-ms-touch-action: pinch-zoom;
-	}
+	/* Fallback for FF which doesn't support pinch-zoom */
+	touch-action: none;
+	touch-action: pinch-zoom;
+}
 .leaflet-container.leaflet-touch-drag.leaflet-touch-zoom {
 	-ms-touch-action: none;
 	touch-action: none;
diff --git a/vendor/assets/leaflet/leaflet.js b/vendor/assets/leaflet/leaflet.js
index 0f239b11e..fff1e831c 100644
--- a/vendor/assets/leaflet/leaflet.js
+++ b/vendor/assets/leaflet/leaflet.js
@@ -1,14 +1,15 @@
 /* @preserve
- * Leaflet 1.2.0, a JS library for interactive maps. http://leafletjs.com
+ * Leaflet 1.3.0, a JS library for interactive maps. http://leafletjs.com
  * (c) 2010-2017 Vladimir Agafonkin, (c) 2010-2011 CloudMade
  */
+
 (function (global, factory) {
 	typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
 	typeof define === 'function' && define.amd ? define(['exports'], factory) :
 	(factory((global.L = {})));
 }(this, (function (exports) { 'use strict';
 
-var version = "1.2.0";
+var version = "1.3.0";
 
 /*
  * @namespace Util
@@ -65,12 +66,12 @@ function bind(fn, obj) {
 var lastId = 0;
 
 // @function stamp(obj: Object): Number
-// Returns the unique ID of an object, assiging it one if it doesn't have it.
+// Returns the unique ID of an object, assigning it one if it doesn't have it.
 function stamp(obj) {
 	/*eslint-disable */
 	obj._leaflet_id = obj._leaflet_id || ++lastId;
 	return obj._leaflet_id;
-	/*eslint-enable */
+	/* eslint-enable */
 }
 
 // @function throttle(fn: Function, time: Number, context: Object): Function
@@ -124,9 +125,9 @@ function wrapNum(x, range, includeMax) {
 function falseFn() { return false; }
 
 // @function formatNum(num: Number, digits?: Number): Number
-// Returns the number `num` rounded to `digits` decimals, or to 5 decimals by default.
+// Returns the number `num` rounded to `digits` decimals, or to 6 decimals by default.
 function formatNum(num, digits) {
-	var pow = Math.pow(10, digits || 5);
+	var pow = Math.pow(10, (digits === undefined ? 6 : digits));
 	return Math.round(num * pow) / pow;
 }
 
@@ -167,7 +168,7 @@ function getParamString(obj, existingUrl, uppercase) {
 	return ((!existingUrl || existingUrl.indexOf('?') === -1) ? '?' : '&') + params.join('&');
 }
 
-var templateRe = /\{ *([\w_\-]+) *\}/g;
+var templateRe = /\{ *([\w_-]+) *\}/g;
 
 // @function template(str: String, data: Object): String
 // Simple templating facility, accepts a template string of the form `'Hello {a}, {b}'`
@@ -390,7 +391,7 @@ Class.addInitHook = function (fn) { // (Function) || (String, args...)
 };
 
 function checkDeprecatedMixinEvents(includes) {
-	if (!L || !L.Mixin) { return; }
+	if (typeof L === 'undefined' || !L || !L.Mixin) { return; }
 
 	includes = isArray(includes) ? includes : [includes];
 
@@ -576,7 +577,11 @@ var Events = {
 	fire: function (type, data, propagate) {
 		if (!this.listens(type, propagate)) { return this; }
 
-		var event = extend({}, data, {type: type, target: this});
+		var event = extend({}, data, {
+			type: type,
+			target: this,
+			sourceTarget: data && data.sourceTarget || this
+		});
 
 		if (this._events) {
 			var listeners = this._events[type];
@@ -657,7 +662,10 @@ var Events = {
 
 	_propagateEvent: function (e) {
 		for (var id in this._eventParents) {
-			this._eventParents[id].fire(e.type, extend({layer: e.target}, e), true);
+			this._eventParents[id].fire(e.type, extend({
+				layer: e.target,
+				propagatedFrom: e.target
+			}, e), true);
 		}
 	}
 };
@@ -707,6 +715,10 @@ var Evented = Class.extend(Events);
  * map.panBy([200, 300]);
  * map.panBy(L.point(200, 300));
  * ```
+ *
+ * Note that `Point` does not inherit from Leafet's `Class` object,
+ * which means new classes can't inherit from it, and new methods
+ * can't be added to it with the `include` function.
  */
 
 function Point(x, y, round) {
@@ -716,6 +728,10 @@ function Point(x, y, round) {
 	this.y = (round ? Math.round(y) : y);
 }
 
+var trunc = Math.trunc || function (v) {
+	return v > 0 ? Math.floor(v) : Math.ceil(v);
+};
+
 Point.prototype = {
 
 	// @method clone(): Point
@@ -826,6 +842,18 @@ Point.prototype = {
 		return this;
 	},
 
+	// @method trunc(): Point
+	// Returns a copy of the current point with truncated coordinates (rounded towards zero).
+	trunc: function () {
+		return this.clone()._trunc();
+	},
+
+	_trunc: function () {
+		this.x = trunc(this.x);
+		this.y = trunc(this.y);
+		return this;
+	},
+
 	// @method distanceTo(otherPoint: Point): Number
 	// Returns the cartesian distance between the current and the given points.
 	distanceTo: function (point) {
@@ -909,6 +937,10 @@ function toPoint(x, y, round) {
  * ```js
  * otherBounds.intersects([[10, 10], [40, 60]]);
  * ```
+ *
+ * Note that `Bounds` does not inherit from Leafet's `Class` object,
+ * which means new classes can't inherit from it, and new methods
+ * can't be added to it with the `include` function.
  */
 
 function Bounds(a, b) {
@@ -1082,6 +1114,10 @@ function toBounds(a, b) {
  * ```
  *
  * Caution: if the area crosses the antimeridian (often confused with the International Date Line), you must specify corners _outside_ the [-180, 180] degrees longitude range.
+ *
+ * Note that `LatLngBounds` does not inherit from Leafet's `Class` object,
+ * which means new classes can't inherit from it, and new methods
+ * can't be added to it with the `include` function.
  */
 
 function LatLngBounds(corner1, corner2) { // (LatLng, LatLng) or (LatLng[])
@@ -1135,7 +1171,9 @@ LatLngBounds.prototype = {
 	},
 
 	// @method pad(bufferRatio: Number): LatLngBounds
-	// Returns bigger bounds created by extending the current bounds by a given percentage in each direction.
+	// Returns bounds created by extending or retracting the current bounds by a given ratio in each direction.
+	// For example, a ratio of 0.5 extends the bounds by 50% in each direction.
+	// Negative values will retract the bounds.
 	pad: function (bufferRatio) {
 		var sw = this._southWest,
 		    ne = this._northEast,
@@ -1270,7 +1308,7 @@ LatLngBounds.prototype = {
 	},
 
 	// @method equals(otherBounds: LatLngBounds, maxMargin?: Number): Boolean
-	// Returns `true` if the rectangle is equivalent (within a small margin of error) to the given bounds. The margin of error can be overriden by setting `maxMargin` to a small number.
+	// Returns `true` if the rectangle is equivalent (within a small margin of error) to the given bounds. The margin of error can be overridden by setting `maxMargin` to a small number.
 	equals: function (bounds, maxMargin) {
 		if (!bounds) { return false; }
 
@@ -1321,6 +1359,10 @@ function toLatLngBounds(a, b) {
  * map.panTo({lat: 50, lng: 30});
  * map.panTo(L.latLng(50, 30));
  * ```
+ *
+ * Note that `LatLng` does not inherit from Leafet's `Class` object,
+ * which means new classes can't inherit from it, and new methods
+ * can't be added to it with the `include` function.
  */
 
 function LatLng(lat, lng, alt) {
@@ -1345,7 +1387,7 @@ function LatLng(lat, lng, alt) {
 
 LatLng.prototype = {
 	// @method equals(otherLatLng: LatLng, maxMargin?: Number): Boolean
-	// Returns `true` if the given `LatLng` point is at the same position (within a small margin of error). The margin of error can be overriden by setting `maxMargin` to a small number.
+	// Returns `true` if the given `LatLng` point is at the same position (within a small margin of error). The margin of error can be overridden by setting `maxMargin` to a small number.
 	equals: function (obj, maxMargin) {
 		if (!obj) { return false; }
 
@@ -1367,7 +1409,7 @@ LatLng.prototype = {
 	},
 
 	// @method distanceTo(otherLatLng: LatLng): Number
-	// Returns the distance (in meters) to the given `LatLng` calculated using the [Haversine formula](http://en.wikipedia.org/wiki/Haversine_formula).
+	// Returns the distance (in meters) to the given `LatLng` calculated using the [Spherical Law of Cosines](https://en.wikipedia.org/wiki/Spherical_law_of_cosines).
 	distanceTo: function (other) {
 		return Earth.distance(this, toLatLng(other));
 	},
@@ -1443,6 +1485,10 @@ function toLatLng(a, b, c) {
  * Leaflet defines the most usual CRSs by default. If you want to use a
  * CRS not defined by default, take a look at the
  * [Proj4Leaflet](https://github.com/kartena/Proj4Leaflet) plugin.
+ *
+ * Note that the CRS instances do not inherit from Leafet's `Class` object,
+ * and can't be instantiated. Also, new classes can't inherit from them,
+ * and methods can't be added to them with the `include` function.
  */
 
 var CRS = {
@@ -1585,10 +1631,11 @@ var Earth = extend({}, CRS, {
 		var rad = Math.PI / 180,
 		    lat1 = latlng1.lat * rad,
 		    lat2 = latlng2.lat * rad,
-		    a = Math.sin(lat1) * Math.sin(lat2) +
-		        Math.cos(lat1) * Math.cos(lat2) * Math.cos((latlng2.lng - latlng1.lng) * rad);
-
-		return this.R * Math.acos(Math.min(a, 1));
+		    sinDLat = Math.sin((latlng2.lat - latlng1.lat) * rad / 2),
+		    sinDLon = Math.sin((latlng2.lng - latlng1.lng) * rad / 2),
+		    a = sinDLat * sinDLat + Math.cos(lat1) * Math.cos(lat2) * sinDLon * sinDLon,
+		    c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));
+		return this.R * c;
 	}
 });
 
@@ -1613,8 +1660,8 @@ var SphericalMercator = {
 		    sin = Math.sin(lat * d);
 
 		return new Point(
-				this.R * latlng.lng * d,
-				this.R * Math.log((1 + sin) / (1 - sin)) / 2);
+			this.R * latlng.lng * d,
+			this.R * Math.log((1 + sin) / (1 - sin)) / 2);
 	},
 
 	unproject: function (point) {
@@ -1701,7 +1748,7 @@ Transformation.prototype = {
 
 // @alternative
 // @factory L.transformation(coefficients: Array): Transformation
-// Expects an coeficients array of the form
+// Expects an coefficients array of the form
 // `[a: Number, b: Number, c: Number, d: Number]`.
 
 function toTransformation(a, b, c, d) {
@@ -1802,6 +1849,11 @@ var android = userAgentContains('android');
 // @property android23: Boolean; `true` for browsers running on Android 2 or Android 3.
 var android23 = userAgentContains('android 2') || userAgentContains('android 3');
 
+/* See https://stackoverflow.com/a/17961266 for details on detecting stock Android */
+var webkitVer = parseInt(/WebKit\/([0-9]+)|$/.exec(navigator.userAgent)[1], 10); // also matches AppleWebKit
+// @property androidStock: Boolean; `true` for the Android stock browser (i.e. not Chrome)
+var androidStock = android && userAgentContains('Google') && webkitVer < 537 && !('AudioNode' in window);
+
 // @property opera: Boolean; `true` for the Opera browser
 var opera = !!window.opera;
 
@@ -1914,6 +1966,7 @@ var Browser = (Object.freeze || Object)({
 	webkit: webkit,
 	android: android,
 	android23: android23,
+	androidStock: androidStock,
 	opera: opera,
 	chrome: chrome,
 	gecko: gecko,
@@ -1949,6 +2002,7 @@ var POINTER_MOVE =   msPointer ? 'MSPointerMove'   : 'pointermove';
 var POINTER_UP =     msPointer ? 'MSPointerUp'     : 'pointerup';
 var POINTER_CANCEL = msPointer ? 'MSPointerCancel' : 'pointercancel';
 var TAG_WHITE_LIST = ['INPUT', 'SELECT', 'OPTION'];
+
 var _pointers = {};
 var _pointerDocListener = false;
 
@@ -1991,7 +2045,7 @@ function removePointerListener(obj, type, id) {
 
 function _addPointerStart(obj, handler, id) {
 	var onDown = bind(function (e) {
-		if (e.pointerType !== 'mouse' && e.pointerType !== e.MSPOINTER_TYPE_MOUSE && e.pointerType !== e.MSPOINTER_TYPE_MOUSE) {
+		if (e.pointerType !== 'mouse' && e.MSPOINTER_TYPE_MOUSE && e.pointerType !== e.MSPOINTER_TYPE_MOUSE) {
 			// In IE11, some touch events needs to fire for form controls, or
 			// the controls will stop working. We keep a whitelist of tag names that
 			// need these events. For other target tags, we prevent default on the event.
@@ -2188,18 +2242,13 @@ function on(obj, types, fn, context) {
 var eventsKey = '_leaflet_events';
 
 // @function off(el: HTMLElement, types: String, fn: Function, context?: Object): this
-// Removes a previously added listener function. If no function is specified,
-// it will remove all the listeners of that particular DOM event from the element.
+// Removes a previously added listener function.
 // Note that if you passed a custom context to on, you must pass the same
 // context to `off` in order to remove the listener.
 
 // @alternative
 // @function off(el: HTMLElement, eventMap: Object, context?: Object): this
 // Removes a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}`
-
-// @alternative
-// @function off(el: HTMLElement): this
-// Removes all known event listeners
 function off(obj, types, fn, context) {
 
 	if (typeof types === 'object') {
@@ -2284,7 +2333,8 @@ function removeOne(obj, type, fn, context) {
 	if (pointer && type.indexOf('touch') === 0) {
 		removePointerListener(obj, type, id);
 
-	} else if (touch && (type === 'dblclick') && removeDoubleTapListener) {
+	} else if (touch && (type === 'dblclick') && removeDoubleTapListener &&
+	           !(pointer && chrome)) {
 		removeDoubleTapListener(obj, id);
 
 	} else if ('removeEventListener' in obj) {
@@ -2356,7 +2406,7 @@ function preventDefault(e) {
 	return this;
 }
 
-// @function stop(ev): this
+// @function stop(ev: DOMEvent): this
 // Does `stopPropagation` and `preventDefault` at the same time.
 function stop(e) {
 	preventDefault(e);
@@ -2374,9 +2424,11 @@ function getMousePosition(e, container) {
 
 	var rect = container.getBoundingClientRect();
 
+	var scaleX = rect.width / container.offsetWidth || 1;
+	var scaleY = rect.height / container.offsetHeight || 1;
 	return new Point(
-		e.clientX - rect.left - container.clientLeft,
-		e.clientY - rect.top - container.clientTop);
+		e.clientX / scaleX - rect.left - container.clientLeft,
+		e.clientY / scaleY - rect.top - container.clientTop);
 }
 
 // Chrome on Win scrolls double the pixels as in other platforms (see #4538),
@@ -2694,7 +2746,7 @@ function setPosition(el, point) {
 
 	/*eslint-disable */
 	el._leaflet_pos = point;
-	/*eslint-enable */
+	/* eslint-enable */
 
 	if (any3d) {
 		setTransform(el, point);
@@ -3333,7 +3385,7 @@ var Map = Evented.extend({
 			}
 		}
 
-		this._moveStart(true);
+		this._moveStart(true, options.noMoveStart);
 
 		frame.call(this);
 		return this;
@@ -3371,10 +3423,15 @@ var Map = Evented.extend({
 	// @method setMinZoom(zoom: Number): this
 	// Sets the lower limit for the available zoom levels (see the [minZoom](#map-minzoom) option).
 	setMinZoom: function (zoom) {
+		var oldZoom = this.options.minZoom;
 		this.options.minZoom = zoom;
 
-		if (this._loaded && this.getZoom() < this.options.minZoom) {
-			return this.setZoom(zoom);
+		if (this._loaded && oldZoom !== zoom) {
+			this.fire('zoomlevelschange');
+
+			if (this.getZoom() < this.options.minZoom) {
+				return this.setZoom(zoom);
+			}
 		}
 
 		return this;
@@ -3383,10 +3440,15 @@ var Map = Evented.extend({
 	// @method setMaxZoom(zoom: Number): this
 	// Sets the upper limit for the available zoom levels (see the [maxZoom](#map-maxzoom) option).
 	setMaxZoom: function (zoom) {
+		var oldZoom = this.options.maxZoom;
 		this.options.maxZoom = zoom;
 
-		if (this._loaded && (this.getZoom() > this.options.maxZoom)) {
-			return this.setZoom(zoom);
+		if (this._loaded && oldZoom !== zoom) {
+			this.fire('zoomlevelschange');
+
+			if (this.getZoom() > this.options.maxZoom) {
+				return this.setZoom(zoom);
+			}
 		}
 
 		return this;
@@ -3407,7 +3469,7 @@ var Map = Evented.extend({
 		return this;
 	},
 
-	// @method invalidateSize(options: Zoom/Pan options): this
+	// @method invalidateSize(options: Zoom/pan options): this
 	// Checks if the map container size changed and updates the map if so —
 	// call it after you've changed the map size dynamically, also animating
 	// pan by default. If `options.pan` is `false`, panning will not occur.
@@ -3580,8 +3642,7 @@ var Map = Evented.extend({
 		this.fire('locationfound', data);
 	},
 
-	// TODO handler.addTo
-	// TODO Appropiate docs section?
+	// TODO Appropriate docs section?
 	// @section Other Methods
 	// @method addHandler(name: String, HandlerClass: Function): this
 	// Adds a new `Handler` to the map, given its name and constructor function.
@@ -3616,10 +3677,16 @@ var Map = Evented.extend({
 		} catch (e) {
 			/*eslint-disable */
 			this._container._leaflet_id = undefined;
-			/*eslint-enable */
+			/* eslint-enable */
 			this._containerId = undefined;
 		}
 
+		if (this._locationWatchId !== undefined) {
+			this.stopLocate();
+		}
+
+		this._stop();
+
 		remove(this._mapPane);
 
 		if (this._clearControlPos) {
@@ -3998,7 +4065,7 @@ var Map = Evented.extend({
 		// Pane for `GridLayer`s and `TileLayer`s
 		this.createPane('tilePane');
 		// @pane overlayPane: HTMLElement = 400
-		// Pane for vector overlays (`Path`s), like `Polyline`s and `Polygon`s
+		// Pane for vectors (`Path`s, like `Polyline`s and `Polygon`s), `ImageOverlay`s and `VideoOverlay`s
 		this.createPane('shadowPane');
 		// @pane shadowPane: HTMLElement = 500
 		// Pane for overlay shadows (e.g. `Marker` shadows)
@@ -4007,7 +4074,7 @@ var Map = Evented.extend({
 		// Pane for `Icon`s of `Marker`s
 		this.createPane('markerPane');
 		// @pane tooltipPane: HTMLElement = 650
-		// Pane for tooltip.
+		// Pane for `Tooltip`s.
 		this.createPane('tooltipPane');
 		// @pane popupPane: HTMLElement = 700
 		// Pane for `Popup`s.
@@ -4034,7 +4101,7 @@ var Map = Evented.extend({
 
 		var zoomChanged = this._zoom !== zoom;
 		this
-			._moveStart(zoomChanged)
+			._moveStart(zoomChanged, false)
 			._move(center, zoom)
 			._moveEnd(zoomChanged);
 
@@ -4051,7 +4118,7 @@ var Map = Evented.extend({
 		}
 	},
 
-	_moveStart: function (zoomChanged) {
+	_moveStart: function (zoomChanged, noMoveStart) {
 		// @event zoomstart: Event
 		// Fired when the map zoom is about to change (e.g. before zoom animation).
 		// @event movestart: Event
@@ -4059,7 +4126,10 @@ var Map = Evented.extend({
 		if (zoomChanged) {
 			this.fire('zoomstart');
 		}
-		return this.fire('movestart');
+		if (!noMoveStart) {
+			this.fire('movestart');
+		}
+		return this;
 	},
 
 	_move: function (center, zoom, data) {
@@ -4261,9 +4331,9 @@ var Map = Evented.extend({
 		};
 
 		if (e.type !== 'keypress') {
-			var isMarker = (target.options && 'icon' in target.options);
+			var isMarker = target.getLatLng && (!target._radius || target._radius <= 10);
 			data.containerPoint = isMarker ?
-					this.latLngToContainerPoint(target.getLatLng()) : this.mouseEventToContainerPoint(e);
+				this.latLngToContainerPoint(target.getLatLng()) : this.mouseEventToContainerPoint(e);
 			data.layerPoint = this.containerPointToLayerPoint(data.containerPoint);
 			data.latlng = isMarker ? target.getLatLng() : this.layerPointToLatLng(data.layerPoint);
 		}
@@ -4422,7 +4492,7 @@ var Map = Evented.extend({
 
 	_tryAnimatedPan: function (center, options) {
 		// difference between the new and current centers in pixels
-		var offset = this._getCenterOffset(center)._floor();
+		var offset = this._getCenterOffset(center)._trunc();
 
 		// don't animate too far unless animate: true specified in options
 		if ((options && options.animate) !== true && !this.getSize().contains(offset)) { return false; }
@@ -4492,7 +4562,7 @@ var Map = Evented.extend({
 
 		requestAnimFrame(function () {
 			this
-			    ._moveStart(true)
+			    ._moveStart(true, false)
 			    ._animateZoom(center, zoom, true);
 		}, this);
 
@@ -4500,6 +4570,8 @@ var Map = Evented.extend({
 	},
 
 	_animateZoom: function (center, zoom, startAnim, noUpdate) {
+		if (!this._mapPane) { return; }
+
 		if (startAnim) {
 			this._animatingZoom = true;
 
@@ -4525,7 +4597,9 @@ var Map = Evented.extend({
 	_onZoomTransitionEnd: function () {
 		if (!this._animatingZoom) { return; }
 
-		removeClass(this._mapPane, 'leaflet-zoom-anim');
+		if (this._mapPane) {
+			removeClass(this._mapPane, 'leaflet-zoom-anim');
+		}
 
 		this._animatingZoom = false;
 
@@ -5343,8 +5417,8 @@ var Scale = Control.extend({
 		    y = map.getSize().y / 2;
 
 		var maxMeters = map.distance(
-				map.containerPointToLatLng([0, y]),
-				map.containerPointToLatLng([this.options.maxWidth, y]));
+			map.containerPointToLatLng([0, y]),
+			map.containerPointToLatLng([this.options.maxWidth, y]));
 
 		this._updateScales(maxMeters);
 	},
@@ -5586,6 +5660,14 @@ var Handler = Class.extend({
 	// Called when the handler is disabled, should remove the event hooks added previously.
 });
 
+// @section There is static function which can be called without instantiating L.Handler:
+// @function addTo(map: Map, name: String): this
+// Adds a new Handler to the given map with the given name.
+Handler.addTo = function (map, name) {
+	map.addHandler(name, this);
+	return this;
+};
+
 var Mixin = {Events: Events};
 
 /*
@@ -5812,7 +5894,7 @@ var Draggable = Evented.extend({
 /*
  * @namespace LineUtil
  *
- * Various utility functions for polyine points processing, used by Leaflet internally to make polylines lightning-fast.
+ * Various utility functions for polyline points processing, used by Leaflet internally to make polylines lightning-fast.
  */
 
 // Simplify polyline with vertex reduction and Douglas-Peucker simplification.
@@ -6067,10 +6149,10 @@ var LineUtil = (Object.freeze || Object)({
  */
 
 /* @function clipPolygon(points: Point[], bounds: Bounds, round?: Boolean): Point[]
- * Clips the polygon geometry defined by the given `points` by the given bounds (using the [Sutherland-Hodgeman algorithm](https://en.wikipedia.org/wiki/Sutherland%E2%80%93Hodgman_algorithm)).
+ * Clips the polygon geometry defined by the given `points` by the given bounds (using the [Sutherland-Hodgman algorithm](https://en.wikipedia.org/wiki/Sutherland%E2%80%93Hodgman_algorithm)).
  * Used by Leaflet to only show polygon points that are on the screen or near, increasing
  * performance. Note that polygon points needs different algorithm for clipping
- * than polyline, so there's a seperate method for it.
+ * than polyline, so there's a separate method for it.
  */
 function clipPolygon(points, bounds, round) {
 	var clippedPoints,
@@ -6208,6 +6290,10 @@ var Mercator = {
  * The inverse of `project`. Projects a 2D point into a geographical location.
  * Only accepts actual `L.Point` instances, not arrays.
 
+ * Note that the projection instances do not inherit from Leafet's `Class` object,
+ * and can't be instantiated. Also, new classes can't inherit from them,
+ * and methods can't be added to them with the `include` function.
+
  */
 
 
@@ -6589,7 +6675,9 @@ Map.include({
 
 var LayerGroup = Layer.extend({
 
-	initialize: function (layers) {
+	initialize: function (layers, options) {
+		setOptions(this, options);
+
 		this._layers = {};
 
 		var i, len;
@@ -6644,10 +6732,7 @@ var LayerGroup = Layer.extend({
 	// @method clearLayers(): this
 	// Removes all the layers from the group.
 	clearLayers: function () {
-		for (var i in this._layers) {
-			this.removeLayer(this._layers[i]);
-		}
-		return this;
+		return this.eachLayer(this.removeLayer, this);
 	},
 
 	// @method invoke(methodName: String, …): this
@@ -6670,15 +6755,11 @@ var LayerGroup = Layer.extend({
 	},
 
 	onAdd: function (map) {
-		for (var i in this._layers) {
-			map.addLayer(this._layers[i]);
-		}
+		this.eachLayer(map.addLayer, map);
 	},
 
 	onRemove: function (map) {
-		for (var i in this._layers) {
-			map.removeLayer(this._layers[i]);
-		}
+		this.eachLayer(map.removeLayer, map);
 	},
 
 	// @method eachLayer(fn: Function, context?: Object): this
@@ -6705,10 +6786,7 @@ var LayerGroup = Layer.extend({
 	// Returns an array of all the layers added to the group.
 	getLayers: function () {
 		var layers = [];
-
-		for (var i in this._layers) {
-			layers.push(this._layers[i]);
-		}
+		this.eachLayer(layers.push, layers);
 		return layers;
 	},
 
@@ -6726,10 +6804,10 @@ var LayerGroup = Layer.extend({
 });
 
 
-// @factory L.layerGroup(layers?: Layer[])
-// Create a layer group, optionally given an initial set of layers.
-var layerGroup = function (layers) {
-	return new LayerGroup(layers);
+// @factory L.layerGroup(layers?: Layer[], options?: Object)
+// Create a layer group, optionally given an initial set of layers and an `options` object.
+var layerGroup = function (layers, options) {
+	return new LayerGroup(layers, options);
 };
 
 /*
@@ -6800,7 +6878,7 @@ var FeatureGroup = LayerGroup.extend({
 	},
 
 	// @method bringToBack(): this
-	// Brings the layer group to the top of all other layers
+	// Brings the layer group to the back of all other layers
 	bringToBack: function () {
 		return this.invoke('bringToBack');
 	},
@@ -6872,9 +6950,12 @@ var Icon = Class.extend({
 	 * will be aligned so that this point is at the marker's geographical location. Centered
 	 * by default if size is specified, also can be set in CSS with negative margins.
 	 *
-	 * @option popupAnchor: Point = null
+	 * @option popupAnchor: Point = [0, 0]
 	 * The coordinates of the point from which popups will "open", relative to the icon anchor.
 	 *
+	 * @option tooltipAnchor: Point = [0, 0]
+	 * The coordinates of the point from which tooltips will "open", relative to the icon anchor.
+	 *
 	 * @option shadowUrl: String = null
 	 * The URL to the icon shadow image. If not specified, no shadow image will be created.
 	 *
@@ -6891,6 +6972,11 @@ var Icon = Class.extend({
 	 * A custom class name to assign to both icon and shadow images. Empty by default.
 	 */
 
+	options: {
+		popupAnchor: [0, 0],
+		tooltipAnchor: [0, 0],
+	},
+
 	initialize: function (options) {
 		setOptions(this, options);
 	},
@@ -7002,9 +7088,9 @@ var IconDefault = Icon.extend({
 		}
 
 		// @option imagePath: String
-		// `Icon.Default` will try to auto-detect the absolute location of the
+		// `Icon.Default` will try to auto-detect the location of the
 		// blue icon images. If you are placing these images in a non-standard
-		// way, set this option to point to the right absolute path.
+		// way, set this option to point to the right path.
 		return (this.options.imagePath || IconDefault.imagePath) + Icon.prototype._getIconUrl.call(this, name);
 	},
 
@@ -7018,7 +7104,7 @@ var IconDefault = Icon.extend({
 		if (path === null || path.indexOf('url') !== 0) {
 			path = '';
 		} else {
-			path = path.replace(/^url\([\"\']?/, '').replace(/marker-icon\.png[\"\']?\)$/, '');
+			path = path.replace(/^url\(["']?/, '').replace(/marker-icon\.png["']?\)$/, '');
 		}
 
 		return path;
@@ -7057,6 +7143,7 @@ var MarkerDrag = Handler.extend({
 
 		this._draggable.on({
 			dragstart: this._onDragStart,
+			predrag: this._onPreDrag,
 			drag: this._onDrag,
 			dragend: this._onDragEnd
 		}, this).enable();
@@ -7067,6 +7154,7 @@ var MarkerDrag = Handler.extend({
 	removeHooks: function () {
 		this._draggable.off({
 			dragstart: this._onDragStart,
+			predrag: this._onPreDrag,
 			drag: this._onDrag,
 			dragend: this._onDragEnd
 		}, this).disable();
@@ -7080,6 +7168,42 @@ var MarkerDrag = Handler.extend({
 		return this._draggable && this._draggable._moved;
 	},
 
+	_adjustPan: function (e) {
+		var marker = this._marker,
+		    map = marker._map,
+		    speed = this._marker.options.autoPanSpeed,
+		    padding = this._marker.options.autoPanPadding,
+		    iconPos = L.DomUtil.getPosition(marker._icon),
+		    bounds = map.getPixelBounds(),
+		    origin = map.getPixelOrigin();
+
+		var panBounds = toBounds(
+			bounds.min._subtract(origin).add(padding),
+			bounds.max._subtract(origin).subtract(padding)
+		);
+
+		if (!panBounds.contains(iconPos)) {
+			// Compute incremental movement
+			var movement = toPoint(
+				(Math.max(panBounds.max.x, iconPos.x) - panBounds.max.x) / (bounds.max.x - panBounds.max.x) -
+				(Math.min(panBounds.min.x, iconPos.x) - panBounds.min.x) / (bounds.min.x - panBounds.min.x),
+
+				(Math.max(panBounds.max.y, iconPos.y) - panBounds.max.y) / (bounds.max.y - panBounds.max.y) -
+				(Math.min(panBounds.min.y, iconPos.y) - panBounds.min.y) / (bounds.min.y - panBounds.min.y)
+			).multiplyBy(speed);
+
+			map.panBy(movement, {animate: false});
+
+			this._draggable._newPos._add(movement);
+			this._draggable._startPos._add(movement);
+
+			L.DomUtil.setPosition(marker._icon, this._draggable._newPos);
+			this._onDrag(e);
+
+			this._panRequest = requestAnimFrame(this._adjustPan.bind(this, e));
+		}
+	},
+
 	_onDragStart: function () {
 		// @section Dragging events
 		// @event dragstart: Event
@@ -7095,6 +7219,13 @@ var MarkerDrag = Handler.extend({
 		    .fire('dragstart');
 	},
 
+	_onPreDrag: function (e) {
+		if (this._marker.options.autoPan) {
+			cancelAnimFrame(this._panRequest);
+			this._panRequest = requestAnimFrame(this._adjustPan.bind(this, e));
+		}
+	},
+
 	_onDrag: function (e) {
 		var marker = this._marker,
 		    shadow = marker._shadow,
@@ -7121,6 +7252,8 @@ var MarkerDrag = Handler.extend({
 		// @event dragend: DragEndEvent
 		// Fired when the user stops dragging the marker.
 
+		 cancelAnimFrame(this._panRequest);
+
 		// @event moveend: Event
 		// Fired when the marker stops moving (because of dragging).
 		delete this._oldLatLng;
@@ -7161,6 +7294,18 @@ var Marker = Layer.extend({
 		// 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,
@@ -7291,7 +7436,7 @@ var Marker = Layer.extend({
 
 	update: function () {
 
-		if (this._icon) {
+		if (this._icon && this._map) {
 			var pos = this._map.latLngToLayerPoint(this._latlng).round();
 			this._setPos(pos);
 		}
@@ -7316,8 +7461,9 @@ var Marker = Layer.extend({
 			if (options.title) {
 				icon.title = options.title;
 			}
-			if (options.alt) {
-				icon.alt = options.alt;
+
+			if (icon.tagName === 'IMG') {
+				icon.alt = options.alt || '';
 			}
 		}
 
@@ -7461,11 +7607,11 @@ var Marker = Layer.extend({
 	},
 
 	_getPopupAnchor: function () {
-		return this.options.icon.options.popupAnchor || [0, 0];
+		return this.options.icon.options.popupAnchor;
 	},
 
 	_getTooltipAnchor: function () {
-		return this.options.icon.options.tooltipAnchor || [0, 0];
+		return this.options.icon.options.tooltipAnchor;
 	}
 });
 
@@ -7616,7 +7762,7 @@ var Path = Layer.extend({
 
 	_clickTolerance: function () {
 		// used when doing hit detection for Canvas layers
-		return (this.options.stroke ? this.options.weight / 2 : 0) + (touch ? 10 : 0);
+		return (this.options.stroke ? this.options.weight / 2 : 0) + this._renderer.options.tolerance;
 	}
 });
 
@@ -7801,8 +7947,8 @@ var Circle = CircleMarker.extend({
 			}
 
 			this._point = p.subtract(map.getPixelOrigin());
-			this._radius = isNaN(lngR) ? 0 : Math.max(Math.round(p.x - map.project([lat2, lng - lngR]).x), 1);
-			this._radiusY = Math.max(Math.round(p.y - top.y), 1);
+			this._radius = isNaN(lngR) ? 0 : p.x - map.project([lat2, lng - lngR]).x;
+			this._radiusY = p.y - top.y;
 
 		} else {
 			var latlng2 = crs.unproject(crs.project(this._latlng).subtract([this._mRadius, 0]));
@@ -7904,6 +8050,8 @@ var Polyline = Path.extend({
 		return !this._latlngs.length;
 	},
 
+	// @method closestLayerPoint: Point
+	// Returns the point closest to `p` on the Polyline.
 	closestLayerPoint: function (p) {
 		var minDistance = Infinity,
 		    minPoint = null,
@@ -8544,8 +8692,8 @@ function coordsToLatLngs(coords, levelsDeep, _coordsToLatLng) {
 
 	for (var i = 0, len = coords.length, latlng; i < len; i++) {
 		latlng = levelsDeep ?
-				coordsToLatLngs(coords[i], levelsDeep - 1, _coordsToLatLng) :
-				(_coordsToLatLng || coordsToLatLng)(coords[i]);
+			coordsToLatLngs(coords[i], levelsDeep - 1, _coordsToLatLng) :
+			(_coordsToLatLng || coordsToLatLng)(coords[i]);
 
 		latlngs.push(latlng);
 	}
@@ -8558,8 +8706,8 @@ function coordsToLatLngs(coords, levelsDeep, _coordsToLatLng) {
 function latLngToCoords(latlng, precision) {
 	precision = typeof precision === 'number' ? precision : 6;
 	return latlng.alt !== undefined ?
-			[formatNum(latlng.lng, precision), formatNum(latlng.lat, precision), formatNum(latlng.alt, precision)] :
-			[formatNum(latlng.lng, precision), formatNum(latlng.lat, precision)];
+		[formatNum(latlng.lng, precision), formatNum(latlng.lat, precision), formatNum(latlng.alt, precision)] :
+		[formatNum(latlng.lng, precision), formatNum(latlng.lat, precision)];
 }
 
 // @function latLngsToCoords(latlngs: Array, levelsDeep?: Number, closed?: Boolean): Array
@@ -8583,8 +8731,8 @@ function latLngsToCoords(latlngs, levelsDeep, closed, precision) {
 
 function getFeature(layer, newGeometry) {
 	return layer.feature ?
-			extend({}, layer.feature, {geometry: newGeometry}) :
-			asFeature(newGeometry);
+		extend({}, layer.feature, {geometry: newGeometry}) :
+		asFeature(newGeometry);
 }
 
 // @function asFeature(geojson: Object): Object
@@ -8906,9 +9054,12 @@ var ImageOverlay = Layer.extend({
 	},
 
 	_initImage: function () {
-		var img = this._image = create$1('img',
-				'leaflet-image-layer ' + (this._zoomAnimated ? 'leaflet-zoom-animated' : '') +
-				 (this.options.className || ''));
+		var wasElementSupplied = this._url.tagName === 'IMG';
+		var img = this._image = wasElementSupplied ? this._url : create$1('img');
+
+		addClass(img, 'leaflet-image-layer');
+		if (this._zoomAnimated) { addClass(img, 'leaflet-zoom-animated'); }
+		if (this.options.className) { addClass(img, this.options.className); }
 
 		img.onselectstart = falseFn;
 		img.onmousemove = falseFn;
@@ -8926,6 +9077,11 @@ var ImageOverlay = Layer.extend({
 			this._updateZIndex();
 		}
 
+		if (wasElementSupplied) {
+			this._url = img.src;
+			return;
+		}
+
 		img.src = this._url;
 		img.alt = this.options.alt;
 	},
@@ -9017,8 +9173,8 @@ var VideoOverlay = ImageOverlay.extend({
 		var wasElementSupplied = this._url.tagName === 'VIDEO';
 		var vid = this._image = wasElementSupplied ? this._url : create$1('video');
 
-		vid.class = vid.class || '';
-		vid.class += 'leaflet-image-layer ' + (this._zoomAnimated ? 'leaflet-zoom-animated' : '');
+		addClass(vid, 'leaflet-image-layer');
+		if (this._zoomAnimated) { addClass(vid, 'leaflet-zoom-animated'); }
 
 		vid.onselectstart = falseFn;
 		vid.onmousemove = falseFn;
@@ -9027,7 +9183,16 @@ var VideoOverlay = ImageOverlay.extend({
 		// Fired when the video has finished loading the first frame
 		vid.onloadeddata = bind(this.fire, this, 'load');
 
-		if (wasElementSupplied) { return; }
+		if (wasElementSupplied) {
+			var sourceElements = vid.getElementsByTagName('source');
+			var sources = [];
+			for (var j = 0; j < sourceElements.length; j++) {
+				sources.push(sourceElements[j].src);
+			}
+
+			this._url = (sourceElements.length > 0) ? sources : [vid.src];
+			return;
+		}
 
 		if (!isArray(this._url)) { this._url = [this._url]; }
 
@@ -9331,6 +9496,11 @@ var Popup = DivOverlay.extend({
 		// the popup closing when another popup is opened.
 		autoClose: true,
 
+		// @option closeOnEscapeKey: Boolean = true
+		// Set it to `false` if you want to override the default behavior of
+		// the ESC key for closing of the popup.
+		closeOnEscapeKey: true,
+
 		// @option closeOnClick: Boolean = *
 		// Set it if you want to override the default behavior of the popup closing when user clicks
 		// on the map. Defaults to the map's [`closePopupOnClick`](#map-closepopuponclick) option.
@@ -9654,7 +9824,7 @@ Layer.include({
 	},
 
 	// @method openPopup(latlng?: LatLng): this
-	// Opens the bound popup at the specificed `latlng` or at the default popup anchor if no `latlng` is passed.
+	// Opens the bound popup at the specified `latlng` or at the default popup anchor if no `latlng` is passed.
 	openPopup: function (layer, latlng) {
 		if (!(layer instanceof Layer)) {
 			latlng = layer;
@@ -9782,7 +9952,7 @@ Layer.include({
  * marker.bindTooltip("my tooltip text").openTooltip();
  * ```
  * Note about tooltip offset. Leaflet takes two options in consideration
- * for computing tooltip offseting:
+ * for computing tooltip offsetting:
  * - the `offset` Tooltip option: it defaults to [0, 0], and it's specific to one tooltip.
  *   Add a positive x offset to move the tooltip to the right, and a positive y offset to
  *   move it to the bottom. Negatives will move to the left and top.
@@ -9808,7 +9978,7 @@ var Tooltip = DivOverlay.extend({
 		// @option direction: String = 'auto'
 		// Direction where to open the tooltip. Possible values are: `right`, `left`,
 		// `top`, `bottom`, `center`, `auto`.
-		// `auto` will dynamicaly switch between `right` and `left` according to the tooltip
+		// `auto` will dynamically switch between `right` and `left` according to the tooltip
 		// position on the map.
 		direction: 'auto',
 
@@ -10072,7 +10242,7 @@ Layer.include({
 	},
 
 	// @method openTooltip(latlng?: LatLng): this
-	// Opens the bound tooltip at the specificed `latlng` or at the default tooltip anchor if no `latlng` is passed.
+	// Opens the bound tooltip at the specified `latlng` or at the default tooltip anchor if no `latlng` is passed.
 	openTooltip: function (layer, latlng) {
 		if (!(layer instanceof Layer)) {
 			latlng = layer;
@@ -10412,7 +10582,7 @@ var GridLayer = Layer.extend({
 		remove(this._container);
 		map._removeZoomLimit(this);
 		this._container = null;
-		this._tileZoom = null;
+		this._tileZoom = undefined;
 	},
 
 	// @method bringToFront: this
@@ -10501,7 +10671,7 @@ var GridLayer = Layer.extend({
 	// @section Extension methods
 	// Layers extending `GridLayer` shall reimplement the following method.
 	// @method createTile(coords: Object, done?: Function): HTMLElement
-	// Called only internally, must be overriden by classes extending `GridLayer`.
+	// Called only internally, must be overridden by classes extending `GridLayer`.
 	// Returns the `HTMLElement` corresponding to the given `coords`. If the `done` callback
 	// is specified, it must be called when the tile has finished loading and drawing.
 	createTile: function () {
@@ -10706,7 +10876,7 @@ var GridLayer = Layer.extend({
 		}
 		this._removeAllTiles();
 
-		this._tileZoom = null;
+		this._tileZoom = undefined;
 	},
 
 	_retainParent: function (x, y, z, minZoom) {
@@ -10916,7 +11086,10 @@ var GridLayer = Layer.extend({
 
 				if (!this._isValidTile(coords)) { continue; }
 
-				if (!this._tiles[this._tileCoordsToKey(coords)]) {
+				var tile = this._tiles[this._tileCoordsToKey(coords)];
+				if (tile) {
+					tile.current = true;
+				} else {
 					queue.push(coords);
 				}
 			}
@@ -10968,26 +11141,26 @@ var GridLayer = Layer.extend({
 		return this._tileCoordsToBounds(this._keyToTileCoords(key));
 	},
 
-	// converts tile coordinates to its geographical bounds
-	_tileCoordsToBounds: function (coords) {
-
+	_tileCoordsToNwSe: function (coords) {
 		var map = this._map,
 		    tileSize = this.getTileSize(),
-
 		    nwPoint = coords.scaleBy(tileSize),
 		    sePoint = nwPoint.add(tileSize),
-
 		    nw = map.unproject(nwPoint, coords.z),
-		    se = map.unproject(sePoint, coords.z),
-		    bounds = new LatLngBounds(nw, se);
+		    se = map.unproject(sePoint, coords.z);
+		return [nw, se];
+	},
+
+	// converts tile coordinates to its geographical bounds
+	_tileCoordsToBounds: function (coords) {
+		var bp = this._tileCoordsToNwSe(coords),
+		    bounds = new LatLngBounds(bp[0], bp[1]);
 
 		if (!this.options.noWrap) {
-			map.wrapLatLngBounds(bounds);
+			bounds = this._map.wrapLatLngBounds(bounds);
 		}
-
 		return bounds;
 	},
-
 	// converts tile coordinates to key for the tile cache
 	_tileCoordsToKey: function (coords) {
 		return coords.x + ':' + coords.y + ':' + coords.z;
@@ -11005,6 +11178,12 @@ 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];
@@ -11278,7 +11457,7 @@ var TileLayer = GridLayer.extend({
 
 	// @method createTile(coords: Object, done?: Function): HTMLElement
 	// Called only internally, overrides GridLayer's [`createTile()`](#gridlayer-createtile)
-	// to return an `<img>` HTML element with the appropiate image URL given `coords`. The `done`
+	// to return an `<img>` HTML element with the appropriate image URL given `coords`. The `done`
 	// callback is called when the tile has been loaded.
 	createTile: function (coords, done) {
 		var tile = document.createElement('img');
@@ -11319,7 +11498,7 @@ var TileLayer = GridLayer.extend({
 			s: this._getSubdomain(coords),
 			x: coords.x,
 			y: coords.y,
-			z: this._getZoomForUrl()
+			z: coords.z ? coords.z : this._getZoomForUrl()
 		};
 		if (this._map && !this._map.options.crs.infinite) {
 			var invertedY = this._globalTileRange.max.y - coords.y;
@@ -11343,7 +11522,7 @@ var TileLayer = GridLayer.extend({
 
 	_tileOnError: function (done, tile, e) {
 		var errorUrl = this.options.errorTileUrl;
-		if (errorUrl && tile.src !== errorUrl) {
+		if (errorUrl && tile.getAttribute('src') !== errorUrl) {
 			tile.src = errorUrl;
 		}
 		done(e, tile);
@@ -11384,6 +11563,7 @@ var TileLayer = GridLayer.extend({
 				if (!tile.complete) {
 					tile.src = emptyImageUrl;
 					remove(tile);
+					delete this._tiles[i];
 				}
 			}
 		}
@@ -11474,7 +11654,10 @@ var TileLayerWMS = TileLayer.extend({
 
 		options = setOptions(this, options);
 
-		wmsParams.width = wmsParams.height = options.tileSize * (options.detectRetina && retina ? 2 : 1);
+		var realRetina = options.detectRetina && retina ? 2 : 1;
+		var tileSize = this.getTileSize();
+		wmsParams.width = tileSize.x * realRetina;
+		wmsParams.height = tileSize.y * realRetina;
 
 		this.wmsParams = wmsParams;
 	},
@@ -11492,16 +11675,15 @@ var TileLayerWMS = TileLayer.extend({
 
 	getTileUrl: function (coords) {
 
-		var tileBounds = this._tileCoordsToBounds(coords),
-		    nw = this._crs.project(tileBounds.getNorthWest()),
-		    se = this._crs.project(tileBounds.getSouthEast()),
-
+		var tileBounds = this._tileCoordsToNwSe(coords),
+		    crs = this._crs,
+		    bounds = toBounds(crs.project(tileBounds[0]), crs.project(tileBounds[1])),
+		    min = bounds.min,
+		    max = bounds.max,
 		    bbox = (this._wmsVersion >= 1.3 && this._crs === EPSG4326 ?
-			    [se.y, nw.x, nw.y, se.x] :
-			    [nw.x, se.y, se.x, nw.y]).join(','),
-
-		    url = TileLayer.prototype.getTileUrl.call(this, coords);
-
+		    [min.y, min.x, max.y, max.x] :
+		    [min.x, min.y, max.x, max.y]).join(','),
+		url = L.TileLayer.prototype.getTileUrl.call(this, coords);
 		return url +
 			getParamString(this.wmsParams, url, this.options.uppercase) +
 			(this.options.uppercase ? '&BBOX=' : '&bbox=') + bbox;
@@ -11559,7 +11741,11 @@ var Renderer = Layer.extend({
 		// @option padding: Number = 0.1
 		// How much to extend the clip area around the map view (relative to its size)
 		// e.g. 0.1 would be 10% of map view in each direction
-		padding: 0.1
+		padding: 0.1,
+
+		// @option tolerance: Number = 0
+		// How much to extend click tolerance round a path/object on the map
+		tolerance : 0
 	},
 
 	initialize: function (options) {
@@ -11949,8 +12135,8 @@ var Canvas = Renderer.extend({
 
 		var p = layer._point,
 		    ctx = this._ctx,
-		    r = layer._radius,
-		    s = (layer._radiusY || r) / r;
+		    r = Math.max(Math.round(layer._radius), 1),
+		    s = (Math.max(Math.round(layer._radiusY), 1) || r) / r;
 
 		this._drawnLayers[layer._leaflet_id] = layer;
 
@@ -12071,7 +12257,7 @@ var Canvas = Renderer.extend({
 			prev.next = next;
 		} else if (next) {
 			// Update first entry unless this is the
-			// signle entry
+			// single entry
 			this._drawFirst = next;
 		}
 
@@ -12099,7 +12285,7 @@ var Canvas = Renderer.extend({
 			next.prev = prev;
 		} else if (prev) {
 			// Update last entry unless this is the
-			// signle entry
+			// single entry
 			this._drawLast = prev;
 		}
 
@@ -12243,7 +12429,7 @@ var vmlMixin = {
 		    r2 = Math.round(layer._radiusY || r);
 
 		this._setPath(layer, layer._empty() ? 'M0 0' :
-				'AL ' + p.x + ',' + p.y + ' ' + r + ',' + r2 + ' 0,' + (65535 * 360));
+			'AL ' + p.x + ',' + p.y + ' ' + r + ',' + r2 + ' 0,' + (65535 * 360));
 	},
 
 	_setPath: function (layer, path) {
@@ -12320,6 +12506,7 @@ var SVG = Renderer.extend({
 		off(this._container);
 		delete this._container;
 		delete this._rootGroup;
+		delete this._svgSize;
 	},
 
 	_onZoomStart: function () {
@@ -12432,15 +12619,15 @@ var SVG = Renderer.extend({
 
 	_updateCircle: function (layer) {
 		var p = layer._point,
-		    r = layer._radius,
-		    r2 = layer._radiusY || r,
+		    r = Math.max(Math.round(layer._radius), 1),
+		    r2 = Math.max(Math.round(layer._radiusY), 1) || r,
 		    arc = 'a' + r + ',' + r2 + ' 0 1,0 ';
 
 		// drawing a circle with two half-arcs
 		var d = layer._empty() ? 'M0 0' :
-				'M' + (p.x - r) + ',' + p.y +
-				arc + (r * 2) + ',0 ' +
-				arc + (-r * 2) + ',0 ';
+			'M' + (p.x - r) + ',' + p.y +
+			arc + (r * 2) + ',0 ' +
+			arc + (-r * 2) + ',0 ';
 
 		this._setPath(layer, d);
 	},
@@ -12463,6 +12650,7 @@ if (vml) {
 	SVG.include(vmlMixin);
 }
 
+// @namespace SVG
 // @factory L.svg(options?: Renderer options)
 // Creates a SVG renderer with the given options.
 function svg$1(options) {
@@ -12513,7 +12701,7 @@ Map.include({
 
 /*
  * @class Rectangle
- * @aka L.Retangle
+ * @aka L.Rectangle
  * @inherits Polygon
  *
  * A class for drawing rectangle overlays on a map. Extends `Polygon`.
@@ -12891,10 +13079,7 @@ var Drag = Handler.extend({
 			this._positions.push(pos);
 			this._times.push(time);
 
-			if (time - this._times[0] > 50) {
-				this._positions.shift();
-				this._times.shift();
-			}
+			this._prunePositions(time);
 		}
 
 		this._map
@@ -12902,6 +13087,13 @@ var Drag = Handler.extend({
 		    .fire('drag', e);
 	},
 
+	_prunePositions: function (time) {
+		while (this._positions.length > 1 && time - this._times[0] > 50) {
+			this._positions.shift();
+			this._times.shift();
+		}
+	},
+
 	_onZoomEnd: function () {
 		var pxCenter = this._map.getSize().divideBy(2),
 		    pxWorldCenter = this._map.latLngToLayerPoint([0, 0]);
@@ -12954,6 +13146,7 @@ var Drag = Handler.extend({
 			map.fire('moveend');
 
 		} else {
+			this._prunePositions(+new Date());
 
 			var direction = this._lastPos.subtract(this._positions[0]),
 			    duration = (this._lastTime - this._times[0]) / 1000,
@@ -13150,7 +13343,7 @@ var Keyboard = Handler.extend({
 		} else if (key in this._zoomKeys) {
 			map.setZoom(map.getZoom() + (e.shiftKey ? 3 : 1) * this._zoomKeys[key]);
 
-		} else if (key === 27 && map._popup) {
+		} else if (key === 27 && map._popup && map._popup.options.closeOnEscapeKey) {
 			map.closePopup();
 
 		} else {
@@ -13468,7 +13661,7 @@ var TouchZoom = Handler.extend({
 		}
 
 		if (!this._moved) {
-			map._moveStart(true);
+			map._moveStart(true, false);
 			this._moved = true;
 		}