1 files changed, 233 insertions, 560 deletions

diff --git a/libs/bower_components/jquery/src/event.js b/libs/bower_components/jquery/src/event.js
index 16ca030bdb..6d60b4c115 100644
--- a/libs/bower_components/jquery/src/event.js
+++ b/libs/bower_components/jquery/src/event.js
@@ -1,21 +1,18 @@
-define([
+define( [
 	"./core",
-	"./var/strundefined",
+	"./var/document",
 	"./var/rnotwhite",
-	"./var/hasOwn",
 	"./var/slice",
-	"./event/support",
+	"./data/var/dataPriv",
 
 	"./core/init",
-	"./data/accepts",
 	"./selector"
-], function( jQuery, strundefined, rnotwhite, hasOwn, slice, support ) {
+], function( jQuery, document, rnotwhite, slice, dataPriv ) {
 
-var rformElems = /^(?:input|select|textarea)$/i,
+var
 	rkeyEvent = /^key/,
-	rmouseEvent = /^(?:mouse|pointer|contextmenu)|click/,
-	rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
-	rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;
+	rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/,
+	rtypenamespace = /^([^.]*)(?:\.(.+)|)/;
 
 function returnTrue() {
 	return true;
@@ -25,12 +22,75 @@ function returnFalse() {
 	return false;
 }
 
+// Support: IE9
+// See #13393 for more info
 function safeActiveElement() {
 	try {
 		return document.activeElement;
 	} catch ( err ) { }
 }
 
+function on( elem, types, selector, data, fn, one ) {
+	var origFn, type;
+
+	// Types can be a map of types/handlers
+	if ( typeof types === "object" ) {
+
+		// ( types-Object, selector, data )
+		if ( typeof selector !== "string" ) {
+
+			// ( types-Object, data )
+			data = data || selector;
+			selector = undefined;
+		}
+		for ( type in types ) {
+			on( elem, type, selector, data, types[ type ], one );
+		}
+		return elem;
+	}
+
+	if ( data == null && fn == null ) {
+
+		// ( types, fn )
+		fn = selector;
+		data = selector = undefined;
+	} else if ( fn == null ) {
+		if ( typeof selector === "string" ) {
+
+			// ( types, selector, fn )
+			fn = data;
+			data = undefined;
+		} else {
+
+			// ( types, data, fn )
+			fn = data;
+			data = selector;
+			selector = undefined;
+		}
+	}
+	if ( fn === false ) {
+		fn = returnFalse;
+	} else if ( !fn ) {
+		return elem;
+	}
+
+	if ( one === 1 ) {
+		origFn = fn;
+		fn = function( event ) {
+
+			// Can use an empty set, since event contains the info
+			jQuery().off( event );
+			return origFn.apply( this, arguments );
+		};
+
+		// Use same guid so caller can remove using origFn
+		fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
+	}
+	return elem.each( function() {
+		jQuery.event.add( this, types, fn, data, selector );
+	} );
+}
+
 /*
  * Helper functions for managing events -- not part of the public interface.
  * Props to Dean Edwards' addEvent library for many of the ideas.
@@ -40,10 +100,11 @@ jQuery.event = {
 	global: {},
 
 	add: function( elem, types, handler, data, selector ) {
-		var tmp, events, t, handleObjIn,
-			special, eventHandle, handleObj,
-			handlers, type, namespaces, origType,
-			elemData = jQuery._data( elem );
+
+		var handleObjIn, eventHandle, tmp,
+			events, t, handleObj,
+			special, handlers, type, namespaces, origType,
+			elemData = dataPriv.get( elem );
 
 		// Don't attach events to noData or text/comment nodes (but allow plain objects)
 		if ( !elemData ) {
@@ -63,28 +124,26 @@ jQuery.event = {
 		}
 
 		// Init the element's event structure and main handler, if this is the first
-		if ( !(events = elemData.events) ) {
+		if ( !( events = elemData.events ) ) {
 			events = elemData.events = {};
 		}
-		if ( !(eventHandle = elemData.handle) ) {
+		if ( !( eventHandle = elemData.handle ) ) {
 			eventHandle = elemData.handle = function( e ) {
+
 				// Discard the second event of a jQuery.event.trigger() and
 				// when an event is called after a page has unloaded
-				return typeof jQuery !== strundefined && (!e || jQuery.event.triggered !== e.type) ?
-					jQuery.event.dispatch.apply( eventHandle.elem, arguments ) :
-					undefined;
+				return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ?
+					jQuery.event.dispatch.apply( elem, arguments ) : undefined;
 			};
-			// Add elem as a property of the handle fn to prevent a memory leak with IE non-native events
-			eventHandle.elem = elem;
 		}
 
 		// Handle multiple events separated by a space
 		types = ( types || "" ).match( rnotwhite ) || [ "" ];
 		t = types.length;
 		while ( t-- ) {
-			tmp = rtypenamespace.exec( types[t] ) || [];
-			type = origType = tmp[1];
-			namespaces = ( tmp[2] || "" ).split( "." ).sort();
+			tmp = rtypenamespace.exec( types[ t ] ) || [];
+			type = origType = tmp[ 1 ];
+			namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
 
 			// There *must* be a type, no attaching namespace-only handlers
 			if ( !type ) {
@@ -101,7 +160,7 @@ jQuery.event = {
 			special = jQuery.event.special[ type ] || {};
 
 			// handleObj is passed to all event handlers
-			handleObj = jQuery.extend({
+			handleObj = jQuery.extend( {
 				type: type,
 				origType: origType,
 				data: data,
@@ -109,22 +168,20 @@ jQuery.event = {
 				guid: handler.guid,
 				selector: selector,
 				needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
-				namespace: namespaces.join(".")
+				namespace: namespaces.join( "." )
 			}, handleObjIn );
 
 			// Init the event handler queue if we're the first
-			if ( !(handlers = events[ type ]) ) {
+			if ( !( handlers = events[ type ] ) ) {
 				handlers = events[ type ] = [];
 				handlers.delegateCount = 0;
 
-				// Only use addEventListener/attachEvent if the special events handler returns false
-				if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
-					// Bind the global event handler to the element
-					if ( elem.addEventListener ) {
-						elem.addEventListener( type, eventHandle, false );
+				// Only use addEventListener if the special events handler returns false
+				if ( !special.setup ||
+					special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
 
-					} else if ( elem.attachEvent ) {
-						elem.attachEvent( "on" + type, eventHandle );
+					if ( elem.addEventListener ) {
+						elem.addEventListener( type, eventHandle );
 					}
 				}
 			}
@@ -148,19 +205,17 @@ jQuery.event = {
 			jQuery.event.global[ type ] = true;
 		}
 
-		// Nullify elem to prevent memory leaks in IE
-		elem = null;
 	},
 
 	// Detach an event or set of events from an element
 	remove: function( elem, types, handler, selector, mappedTypes ) {
-		var j, handleObj, tmp,
-			origCount, t, events,
-			special, handlers, type,
-			namespaces, origType,
-			elemData = jQuery.hasData( elem ) && jQuery._data( elem );
 
-		if ( !elemData || !(events = elemData.events) ) {
+		var j, origCount, tmp,
+			events, t, handleObj,
+			special, handlers, type, namespaces, origType,
+			elemData = dataPriv.hasData( elem ) && dataPriv.get( elem );
+
+		if ( !elemData || !( events = elemData.events ) ) {
 			return;
 		}
 
@@ -168,9 +223,9 @@ jQuery.event = {
 		types = ( types || "" ).match( rnotwhite ) || [ "" ];
 		t = types.length;
 		while ( t-- ) {
-			tmp = rtypenamespace.exec( types[t] ) || [];
-			type = origType = tmp[1];
-			namespaces = ( tmp[2] || "" ).split( "." ).sort();
+			tmp = rtypenamespace.exec( types[ t ] ) || [];
+			type = origType = tmp[ 1 ];
+			namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
 
 			// Unbind all events (on this namespace, if provided) for the element
 			if ( !type ) {
@@ -183,7 +238,8 @@ jQuery.event = {
 			special = jQuery.event.special[ type ] || {};
 			type = ( selector ? special.delegateType : special.bindType ) || type;
 			handlers = events[ type ] || [];
-			tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" );
+			tmp = tmp[ 2 ] &&
+				new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" );
 
 			// Remove matching events
 			origCount = j = handlers.length;
@@ -193,7 +249,8 @@ jQuery.event = {
 				if ( ( mappedTypes || origType === handleObj.origType ) &&
 					( !handler || handler.guid === handleObj.guid ) &&
 					( !tmp || tmp.test( handleObj.namespace ) ) &&
-					( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) {
+					( !selector || selector === handleObj.selector ||
+						selector === "**" && handleObj.selector ) ) {
 					handlers.splice( j, 1 );
 
 					if ( handleObj.selector ) {
@@ -208,7 +265,9 @@ jQuery.event = {
 			// Remove generic event handler if we removed something and no more handlers exist
 			// (avoids potential for endless recursion during removal of special event handlers)
 			if ( origCount && !handlers.length ) {
-				if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
+				if ( !special.teardown ||
+					special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
+
 					jQuery.removeEvent( elem, type, elemData.handle );
 				}
 
@@ -216,167 +275,25 @@ jQuery.event = {
 			}
 		}
 
-		// Remove the expando if it's no longer used
+		// Remove data and the expando if it's no longer used
 		if ( jQuery.isEmptyObject( events ) ) {
-			delete elemData.handle;
-
-			// removeData also checks for emptiness and clears the expando if empty
-			// so use it instead of delete
-			jQuery._removeData( elem, "events" );
+			dataPriv.remove( elem, "handle events" );
 		}
 	},
 
-	trigger: function( event, data, elem, onlyHandlers ) {
-		var handle, ontype, cur,
-			bubbleType, special, tmp, i,
-			eventPath = [ elem || document ],
-			type = hasOwn.call( event, "type" ) ? event.type : event,
-			namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : [];
-
-		cur = tmp = elem = elem || document;
-
-		// Don't do events on text and comment nodes
-		if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
-			return;
-		}
-
-		// focus/blur morphs to focusin/out; ensure we're not firing them right now
-		if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
-			return;
-		}
-
-		if ( type.indexOf(".") >= 0 ) {
-			// Namespaced trigger; create a regexp to match event type in handle()
-			namespaces = type.split(".");
-			type = namespaces.shift();
-			namespaces.sort();
-		}
-		ontype = type.indexOf(":") < 0 && "on" + type;
-
-		// Caller can pass in a jQuery.Event object, Object, or just an event type string
-		event = event[ jQuery.expando ] ?
-			event :
-			new jQuery.Event( type, typeof event === "object" && event );
-
-		// Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
-		event.isTrigger = onlyHandlers ? 2 : 3;
-		event.namespace = namespaces.join(".");
-		event.namespace_re = event.namespace ?
-			new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) :
-			null;
-
-		// Clean up the event in case it is being reused
-		event.result = undefined;
-		if ( !event.target ) {
-			event.target = elem;
-		}
-
-		// Clone any incoming data and prepend the event, creating the handler arg list
-		data = data == null ?
-			[ event ] :
-			jQuery.makeArray( data, [ event ] );
-
-		// Allow special events to draw outside the lines
-		special = jQuery.event.special[ type ] || {};
-		if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
-			return;
-		}
-
-		// Determine event propagation path in advance, per W3C events spec (#9951)
-		// Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
-		if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {
-
-			bubbleType = special.delegateType || type;
-			if ( !rfocusMorph.test( bubbleType + type ) ) {
-				cur = cur.parentNode;
-			}
-			for ( ; cur; cur = cur.parentNode ) {
-				eventPath.push( cur );
-				tmp = cur;
-			}
-
-			// Only add window if we got to document (e.g., not plain obj or detached DOM)
-			if ( tmp === (elem.ownerDocument || document) ) {
-				eventPath.push( tmp.defaultView || tmp.parentWindow || window );
-			}
-		}
-
-		// Fire handlers on the event path
-		i = 0;
-		while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) {
-
-			event.type = i > 1 ?
-				bubbleType :
-				special.bindType || type;
-
-			// jQuery handler
-			handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" );
-			if ( handle ) {
-				handle.apply( cur, data );
-			}
-
-			// Native handler
-			handle = ontype && cur[ ontype ];
-			if ( handle && handle.apply && jQuery.acceptData( cur ) ) {
-				event.result = handle.apply( cur, data );
-				if ( event.result === false ) {
-					event.preventDefault();
-				}
-			}
-		}
-		event.type = type;
-
-		// If nobody prevented the default action, do it now
-		if ( !onlyHandlers && !event.isDefaultPrevented() ) {
-
-			if ( (!special._default || special._default.apply( eventPath.pop(), data ) === false) &&
-				jQuery.acceptData( elem ) ) {
-
-				// Call a native DOM method on the target with the same name name as the event.
-				// Can't use an .isFunction() check here because IE6/7 fails that test.
-				// Don't do default actions on window, that's where global variables be (#6170)
-				if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) {
-
-					// Don't re-trigger an onFOO event when we call its FOO() method
-					tmp = elem[ ontype ];
-
-					if ( tmp ) {
-						elem[ ontype ] = null;
-					}
-
-					// Prevent re-triggering of the same event, since we already bubbled it above
-					jQuery.event.triggered = type;
-					try {
-						elem[ type ]();
-					} catch ( e ) {
-						// IE<9 dies on focus/blur to hidden element (#1486,#12518)
-						// only reproducible on winXP IE8 native, not IE9 in IE8 mode
-					}
-					jQuery.event.triggered = undefined;
-
-					if ( tmp ) {
-						elem[ ontype ] = tmp;
-					}
-				}
-			}
-		}
-
-		return event.result;
-	},
-
 	dispatch: function( event ) {
 
 		// Make a writable jQuery.Event from the native event object
 		event = jQuery.event.fix( event );
 
-		var i, ret, handleObj, matched, j,
+		var i, j, ret, matched, handleObj,
 			handlerQueue = [],
 			args = slice.call( arguments ),
-			handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [],
+			handlers = ( dataPriv.get( this, "events" ) || {} )[ event.type ] || [],
 			special = jQuery.event.special[ event.type ] || {};
 
 		// Use the fix-ed jQuery.Event rather than the (read-only) native event
-		args[0] = event;
+		args[ 0 ] = event;
 		event.delegateTarget = this;
 
 		// Call the preDispatch hook for the mapped type, and let it bail if desired
@@ -389,24 +306,25 @@ jQuery.event = {
 
 		// Run delegates first; they may want to stop propagation beneath us
 		i = 0;
-		while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) {
+		while ( ( matched = handlerQueue[ i++ ] ) && !event.isPropagationStopped() ) {
 			event.currentTarget = matched.elem;
 
 			j = 0;
-			while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) {
+			while ( ( handleObj = matched.handlers[ j++ ] ) &&
+				!event.isImmediatePropagationStopped() ) {
 
-				// Triggered event must either 1) have no namespace, or
-				// 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
-				if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) {
+				// Triggered event must either 1) have no namespace, or 2) have namespace(s)
+				// a subset or equal to those in the bound event (both can have no namespace).
+				if ( !event.rnamespace || event.rnamespace.test( handleObj.namespace ) ) {
 
 					event.handleObj = handleObj;
 					event.data = handleObj.data;
 
-					ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )
-							.apply( matched.elem, args );
+					ret = ( ( jQuery.event.special[ handleObj.origType ] || {} ).handle ||
+						handleObj.handler ).apply( matched.elem, args );
 
 					if ( ret !== undefined ) {
-						if ( (event.result = ret) === false ) {
+						if ( ( event.result = ret ) === false ) {
 							event.preventDefault();
 							event.stopPropagation();
 						}
@@ -424,23 +342,25 @@ jQuery.event = {
 	},
 
 	handlers: function( event, handlers ) {
-		var sel, handleObj, matches, i,
+		var i, matches, sel, handleObj,
 			handlerQueue = [],
 			delegateCount = handlers.delegateCount,
 			cur = event.target;
 
+		// Support (at least): Chrome, IE9
 		// Find delegate handlers
 		// Black-hole SVG <use> instance trees (#13180)
-		// Avoid non-left-click bubbling in Firefox (#3861)
-		if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) {
+		//
+		// Support: Firefox<=42+
+		// Avoid non-left-click in FF but don't block IE radio events (#3861, gh-2343)
+		if ( delegateCount && cur.nodeType &&
+			( event.type !== "click" || isNaN( event.button ) || event.button < 1 ) ) {
 
-			/* jshint eqeqeq: false */
-			for ( ; cur != this; cur = cur.parentNode || this ) {
-				/* jshint eqeqeq: true */
+			for ( ; cur !== this; cur = cur.parentNode || this ) {
 
 				// Don't check non-elements (#13208)
 				// Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
-				if ( cur.nodeType === 1 && (cur.disabled !== true || event.type !== "click") ) {
+				if ( cur.nodeType === 1 && ( cur.disabled !== true || event.type !== "click" ) ) {
 					matches = [];
 					for ( i = 0; i < delegateCount; i++ ) {
 						handleObj = handlers[ i ];
@@ -450,7 +370,7 @@ jQuery.event = {
 
 						if ( matches[ sel ] === undefined ) {
 							matches[ sel ] = handleObj.needsContext ?
-								jQuery( sel, this ).index( cur ) >= 0 :
+								jQuery( sel, this ).index( cur ) > -1 :
 								jQuery.find( sel, this, null, [ cur ] ).length;
 						}
 						if ( matches[ sel ] ) {
@@ -458,7 +378,7 @@ jQuery.event = {
 						}
 					}
 					if ( matches.length ) {
-						handlerQueue.push({ elem: cur, handlers: matches });
+						handlerQueue.push( { elem: cur, handlers: matches } );
 					}
 				}
 			}
@@ -466,12 +386,62 @@ jQuery.event = {
 
 		// Add the remaining (directly-bound) handlers
 		if ( delegateCount < handlers.length ) {
-			handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) });
+			handlerQueue.push( { elem: this, handlers: handlers.slice( delegateCount ) } );
 		}
 
 		return handlerQueue;
 	},
 
+	// Includes some event props shared by KeyEvent and MouseEvent
+	props: ( "altKey bubbles cancelable ctrlKey currentTarget detail eventPhase " +
+		"metaKey relatedTarget shiftKey target timeStamp view which" ).split( " " ),
+
+	fixHooks: {},
+
+	keyHooks: {
+		props: "char charCode key keyCode".split( " " ),
+		filter: function( event, original ) {
+
+			// Add which for key events
+			if ( event.which == null ) {
+				event.which = original.charCode != null ? original.charCode : original.keyCode;
+			}
+
+			return event;
+		}
+	},
+
+	mouseHooks: {
+		props: ( "button buttons clientX clientY offsetX offsetY pageX pageY " +
+			"screenX screenY toElement" ).split( " " ),
+		filter: function( event, original ) {
+			var eventDoc, doc, body,
+				button = original.button;
+
+			// Calculate pageX/Y if missing and clientX/Y available
+			if ( event.pageX == null && original.clientX != null ) {
+				eventDoc = event.target.ownerDocument || document;
+				doc = eventDoc.documentElement;
+				body = eventDoc.body;
+
+				event.pageX = original.clientX +
+					( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) -
+					( doc && doc.clientLeft || body && body.clientLeft || 0 );
+				event.pageY = original.clientY +
+					( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) -
+					( doc && doc.clientTop  || body && body.clientTop  || 0 );
+			}
+
+			// Add which for click: 1 === left; 2 === middle; 3 === right
+			// Note: button is not normalized, so don't use it
+			if ( !event.which && button !== undefined ) {
+				event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
+			}
+
+			return event;
+		}
+	},
+
 	fix: function( event ) {
 		if ( event[ jQuery.expando ] ) {
 			return event;
@@ -499,92 +469,34 @@ jQuery.event = {
 			event[ prop ] = originalEvent[ prop ];
 		}
 
-		// Support: IE<9
-		// Fix target property (#1925)
+		// Support: Cordova 2.5 (WebKit) (#13255)
+		// All events should have a target; Cordova deviceready doesn't
 		if ( !event.target ) {
-			event.target = originalEvent.srcElement || document;
+			event.target = document;
 		}
 
-		// Support: Chrome 23+, Safari?
+		// Support: Safari 6.0+, Chrome<28
 		// Target should not be a text node (#504, #13143)
 		if ( event.target.nodeType === 3 ) {
 			event.target = event.target.parentNode;
 		}
 
-		// Support: IE<9
-		// For mouse/key events, metaKey==false if it's undefined (#3368, #11328)
-		event.metaKey = !!event.metaKey;
-
 		return fixHook.filter ? fixHook.filter( event, originalEvent ) : event;
 	},
 
-	// Includes some event props shared by KeyEvent and MouseEvent
-	props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),
-
-	fixHooks: {},
-
-	keyHooks: {
-		props: "char charCode key keyCode".split(" "),
-		filter: function( event, original ) {
-
-			// Add which for key events
-			if ( event.which == null ) {
-				event.which = original.charCode != null ? original.charCode : original.keyCode;
-			}
-
-			return event;
-		}
-	},
-
-	mouseHooks: {
-		props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
-		filter: function( event, original ) {
-			var body, eventDoc, doc,
-				button = original.button,
-				fromElement = original.fromElement;
-
-			// Calculate pageX/Y if missing and clientX/Y available
-			if ( event.pageX == null && original.clientX != null ) {
-				eventDoc = event.target.ownerDocument || document;
-				doc = eventDoc.documentElement;
-				body = eventDoc.body;
-
-				event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
-				event.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );
-			}
-
-			// Add relatedTarget, if necessary
-			if ( !event.relatedTarget && fromElement ) {
-				event.relatedTarget = fromElement === event.target ? original.toElement : fromElement;
-			}
-
-			// Add which for click: 1 === left; 2 === middle; 3 === right
-			// Note: button is not normalized, so don't use it
-			if ( !event.which && button !== undefined ) {
-				event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
-			}
-
-			return event;
-		}
-	},
-
 	special: {
 		load: {
+
 			// Prevent triggered image.load events from bubbling to window.load
 			noBubble: true
 		},
 		focus: {
+
 			// Fire native event if possible so blur/focus sequence is correct
 			trigger: function() {
 				if ( this !== safeActiveElement() && this.focus ) {
-					try {
-						this.focus();
-						return false;
-					} catch ( e ) {
-						// Support: IE<9
-						// If we error on focus to hidden element (#1486, #12518),
-						// let .trigger() run the handlers
-					}
+					this.focus();
+					return false;
 				}
 			},
 			delegateType: "focusin"
@@ -599,9 +511,10 @@ jQuery.event = {
 			delegateType: "focusout"
 		},
 		click: {
+
 			// For checkbox, fire native event so checked state will be right
 			trigger: function() {
-				if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) {
+				if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) {
 					this.click();
 					return false;
 				}
@@ -623,56 +536,21 @@ jQuery.event = {
 				}
 			}
 		}
-	},
-
-	simulate: function( type, elem, event, bubble ) {
-		// Piggyback on a donor event to simulate a different one.
-		// Fake originalEvent to avoid donor's stopPropagation, but if the
-		// simulated event prevents default then we do the same on the donor.
-		var e = jQuery.extend(
-			new jQuery.Event(),
-			event,
-			{
-				type: type,
-				isSimulated: true,
-				originalEvent: {}
-			}
-		);
-		if ( bubble ) {
-			jQuery.event.trigger( e, null, elem );
-		} else {
-			jQuery.event.dispatch.call( elem, e );
-		}
-		if ( e.isDefaultPrevented() ) {
-			event.preventDefault();
-		}
 	}
 };
 
-jQuery.removeEvent = document.removeEventListener ?
-	function( elem, type, handle ) {
-		if ( elem.removeEventListener ) {
-			elem.removeEventListener( type, handle, false );
-		}
-	} :
-	function( elem, type, handle ) {
-		var name = "on" + type;
-
-		if ( elem.detachEvent ) {
+jQuery.removeEvent = function( elem, type, handle ) {
 
-			// #8545, #7054, preventing memory leaks for custom events in IE6-8
-			// detachEvent needed property on element, by name of that event, to properly expose it to GC
-			if ( typeof elem[ name ] === strundefined ) {
-				elem[ name ] = null;
-			}
-
-			elem.detachEvent( name, handle );
-		}
-	};
+	// This "if" is needed for plain objects
+	if ( elem.removeEventListener ) {
+		elem.removeEventListener( type, handle );
+	}
+};
 
 jQuery.Event = function( src, props ) {
+
 	// Allow instantiation without the 'new' keyword
-	if ( !(this instanceof jQuery.Event) ) {
+	if ( !( this instanceof jQuery.Event ) ) {
 		return new jQuery.Event( src, props );
 	}
 
@@ -685,7 +563,8 @@ jQuery.Event = function( src, props ) {
 		// by a handler lower down the tree; reflect the correct value.
 		this.isDefaultPrevented = src.defaultPrevented ||
 				src.defaultPrevented === undefined &&
-				// Support: IE < 9, Android < 4.0
+
+				// Support: Android<4.0
 				src.returnValue === false ?
 			returnTrue :
 			returnFalse;
@@ -710,6 +589,7 @@ jQuery.Event = function( src, props ) {
 // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
 // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
 jQuery.Event.prototype = {
+	constructor: jQuery.Event,
 	isDefaultPrevented: returnFalse,
 	isPropagationStopped: returnFalse,
 	isImmediatePropagationStopped: returnFalse,
@@ -718,42 +598,26 @@ jQuery.Event.prototype = {
 		var e = this.originalEvent;
 
 		this.isDefaultPrevented = returnTrue;
-		if ( !e ) {
-			return;
-		}
 
-		// If preventDefault exists, run it on the original event
-		if ( e.preventDefault ) {
+		if ( e ) {
 			e.preventDefault();
-
-		// Support: IE
-		// Otherwise set the returnValue property of the original event to false
-		} else {
-			e.returnValue = false;
 		}
 	},
 	stopPropagation: function() {
 		var e = this.originalEvent;
 
 		this.isPropagationStopped = returnTrue;
-		if ( !e ) {
-			return;
-		}
-		// If stopPropagation exists, run it on the original event
-		if ( e.stopPropagation ) {
+
+		if ( e ) {
 			e.stopPropagation();
 		}
-
-		// Support: IE
-		// Set the cancelBubble property of the original event to true
-		e.cancelBubble = true;
 	},
 	stopImmediatePropagation: function() {
 		var e = this.originalEvent;
 
 		this.isImmediatePropagationStopped = returnTrue;
 
-		if ( e && e.stopImmediatePropagation ) {
+		if ( e ) {
 			e.stopImmediatePropagation();
 		}
 
@@ -762,7 +626,14 @@ jQuery.Event.prototype = {
 };
 
 // Create mouseenter/leave events using mouseover/out and event-time checks
-jQuery.each({
+// so that event delegation works in jQuery.
+// Do the same for pointerenter/pointerleave and pointerover/pointerout
+//
+// Support: Safari 7 only
+// Safari sends mouseenter too often; see:
+// https://code.google.com/p/chromium/issues/detail?id=470258
+// for the description of the bug (it existed in older Chrome versions as well).
+jQuery.each( {
 	mouseenter: "mouseover",
 	mouseleave: "mouseout",
 	pointerenter: "pointerover",
@@ -778,9 +649,9 @@ jQuery.each({
 				related = event.relatedTarget,
 				handleObj = event.handleObj;
 
-			// For mousenter/leave call the handler if related is outside the target.
+			// For mouseenter/leave call the handler if related is outside the target.
 			// NB: No relatedTarget if the mouse left/entered the browser window
-			if ( !related || (related !== target && !jQuery.contains( target, related )) ) {
+			if ( !related || ( related !== target && !jQuery.contains( target, related ) ) ) {
 				event.type = handleObj.origType;
 				ret = handleObj.handler.apply( this, arguments );
 				event.type = fix;
@@ -788,219 +659,32 @@ jQuery.each({
 			return ret;
 		}
 	};
-});
-
-// IE submit delegation
-if ( !support.submitBubbles ) {
-
-	jQuery.event.special.submit = {
-		setup: function() {
-			// Only need this for delegated form submit events
-			if ( jQuery.nodeName( this, "form" ) ) {
-				return false;
-			}
-
-			// Lazy-add a submit handler when a descendant form may potentially be submitted
-			jQuery.event.add( this, "click._submit keypress._submit", function( e ) {
-				// Node name check avoids a VML-related crash in IE (#9807)
-				var elem = e.target,
-					form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined;
-				if ( form && !jQuery._data( form, "submitBubbles" ) ) {
-					jQuery.event.add( form, "submit._submit", function( event ) {
-						event._submit_bubble = true;
-					});
-					jQuery._data( form, "submitBubbles", true );
-				}
-			});
-			// return undefined since we don't need an event listener
-		},
-
-		postDispatch: function( event ) {
-			// If form was submitted by the user, bubble the event up the tree
-			if ( event._submit_bubble ) {
-				delete event._submit_bubble;
-				if ( this.parentNode && !event.isTrigger ) {
-					jQuery.event.simulate( "submit", this.parentNode, event, true );
-				}
-			}
-		},
-
-		teardown: function() {
-			// Only need this for delegated form submit events
-			if ( jQuery.nodeName( this, "form" ) ) {
-				return false;
-			}
+} );
 
-			// Remove delegated handlers; cleanData eventually reaps submit handlers attached above
-			jQuery.event.remove( this, "._submit" );
-		}
-	};
-}
-
-// IE change delegation and checkbox/radio fix
-if ( !support.changeBubbles ) {
-
-	jQuery.event.special.change = {
-
-		setup: function() {
-
-			if ( rformElems.test( this.nodeName ) ) {
-				// IE doesn't fire change on a check/radio until blur; trigger it on click
-				// after a propertychange. Eat the blur-change in special.change.handle.
-				// This still fires onchange a second time for check/radio after blur.
-				if ( this.type === "checkbox" || this.type === "radio" ) {
-					jQuery.event.add( this, "propertychange._change", function( event ) {
-						if ( event.originalEvent.propertyName === "checked" ) {
-							this._just_changed = true;
-						}
-					});
-					jQuery.event.add( this, "click._change", function( event ) {
-						if ( this._just_changed && !event.isTrigger ) {
-							this._just_changed = false;
-						}
-						// Allow triggered, simulated change events (#11500)
-						jQuery.event.simulate( "change", this, event, true );
-					});
-				}
-				return false;
-			}
-			// Delegated event; lazy-add a change handler on descendant inputs
-			jQuery.event.add( this, "beforeactivate._change", function( e ) {
-				var elem = e.target;
-
-				if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "changeBubbles" ) ) {
-					jQuery.event.add( elem, "change._change", function( event ) {
-						if ( this.parentNode && !event.isSimulated && !event.isTrigger ) {
-							jQuery.event.simulate( "change", this.parentNode, event, true );
-						}
-					});
-					jQuery._data( elem, "changeBubbles", true );
-				}
-			});
-		},
-
-		handle: function( event ) {
-			var elem = event.target;
-
-			// Swallow native change events from checkbox/radio, we already triggered them above
-			if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) {
-				return event.handleObj.handler.apply( this, arguments );
-			}
-		},
-
-		teardown: function() {
-			jQuery.event.remove( this, "._change" );
-
-			return !rformElems.test( this.nodeName );
-		}
-	};
-}
-
-// Create "bubbling" focus and blur events
-if ( !support.focusinBubbles ) {
-	jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {
-
-		// Attach a single capturing handler on the document while someone wants focusin/focusout
-		var handler = function( event ) {
-				jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );
-			};
-
-		jQuery.event.special[ fix ] = {
-			setup: function() {
-				var doc = this.ownerDocument || this,
-					attaches = jQuery._data( doc, fix );
-
-				if ( !attaches ) {
-					doc.addEventListener( orig, handler, true );
-				}
-				jQuery._data( doc, fix, ( attaches || 0 ) + 1 );
-			},
-			teardown: function() {
-				var doc = this.ownerDocument || this,
-					attaches = jQuery._data( doc, fix ) - 1;
-
-				if ( !attaches ) {
-					doc.removeEventListener( orig, handler, true );
-					jQuery._removeData( doc, fix );
-				} else {
-					jQuery._data( doc, fix, attaches );
-				}
-			}
-		};
-	});
-}
-
-jQuery.fn.extend({
-
-	on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
-		var type, origFn;
-
-		// Types can be a map of types/handlers
-		if ( typeof types === "object" ) {
-			// ( types-Object, selector, data )
-			if ( typeof selector !== "string" ) {
-				// ( types-Object, data )
-				data = data || selector;
-				selector = undefined;
-			}
-			for ( type in types ) {
-				this.on( type, selector, data, types[ type ], one );
-			}
-			return this;
-		}
-
-		if ( data == null && fn == null ) {
-			// ( types, fn )
-			fn = selector;
-			data = selector = undefined;
-		} else if ( fn == null ) {
-			if ( typeof selector === "string" ) {
-				// ( types, selector, fn )
-				fn = data;
-				data = undefined;
-			} else {
-				// ( types, data, fn )
-				fn = data;
-				data = selector;
-				selector = undefined;
-			}
-		}
-		if ( fn === false ) {
-			fn = returnFalse;
-		} else if ( !fn ) {
-			return this;
-		}
-
-		if ( one === 1 ) {
-			origFn = fn;
-			fn = function( event ) {
-				// Can use an empty set, since event contains the info
-				jQuery().off( event );
-				return origFn.apply( this, arguments );
-			};
-			// Use same guid so caller can remove using origFn
-			fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
-		}
-		return this.each( function() {
-			jQuery.event.add( this, types, fn, data, selector );
-		});
+jQuery.fn.extend( {
+	on: function( types, selector, data, fn ) {
+		return on( this, types, selector, data, fn );
 	},
 	one: function( types, selector, data, fn ) {
-		return this.on( types, selector, data, fn, 1 );
+		return on( this, types, selector, data, fn, 1 );
 	},
 	off: function( types, selector, fn ) {
 		var handleObj, type;
 		if ( types && types.preventDefault && types.handleObj ) {
+
 			// ( event )  dispatched jQuery.Event
 			handleObj = types.handleObj;
 			jQuery( types.delegateTarget ).off(
-				handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType,
+				handleObj.namespace ?
+					handleObj.origType + "." + handleObj.namespace :
+					handleObj.origType,
 				handleObj.selector,
 				handleObj.handler
 			);
 			return this;
 		}
 		if ( typeof types === "object" ) {
+
 			// ( types-object [, selector] )
 			for ( type in types ) {
 				this.off( type, selector, types[ type ] );
@@ -1008,6 +692,7 @@ jQuery.fn.extend({
 			return this;
 		}
 		if ( selector === false || typeof selector === "function" ) {
+
 			// ( types [, fn] )
 			fn = selector;
 			selector = undefined;
@@ -1015,23 +700,11 @@ jQuery.fn.extend({
 		if ( fn === false ) {
 			fn = returnFalse;
 		}
-		return this.each(function() {
+		return this.each( function() {
 			jQuery.event.remove( this, types, fn, selector );
-		});
-	},
-
-	trigger: function( type, data ) {
-		return this.each(function() {
-			jQuery.event.trigger( type, data, this );
-		});
-	},
-	triggerHandler: function( type, data ) {
-		var elem = this[0];
-		if ( elem ) {
-			return jQuery.event.trigger( type, data, elem, true );
-		}
+		} );
 	}
-});
+} );
 
 return jQuery;
-});
+} );