The big purge of the old widget mechanism

Getting rid of the old widget mechanism files finally gives us a payoff
for all the refactoring. Still a bit of tidying up to do, and we need
to re-introduce the animation mechanisms.

core/modules/widgets/password.js

@@ -1,45 +0,0 @@
-/*\
-title: $:/core/modules/widgets/password.js
-type: application/javascript
-module-type: widget
-
-Implements the password widget.
-
-\*/
-(function(){
-
-/*jslint node: true, browser: true */
-/*global $tw: false */
-"use strict";
-
-var PasswordWidget = function(renderer) {
-	// Save state
-	this.renderer = renderer;
-	// Generate child nodes
-	this.generate();
-};
-
-PasswordWidget.prototype.generate = function() {
-	// Get the parameters from the attributes
-	this.name = this.renderer.getAttribute("name");
-	// Get the current password
-	var password = $tw.browser ? $tw.utils.getPassword(this.name) : "";
-	// Generate our element
-	this.tag = "input";
-	this.attributes = {
-		type: "password",
-		value: password
-	};
-	this.events = [
-		{name: "keyup", handlerObject: this},
-		{name: "input", handlerObject: this}];
-};
-
-PasswordWidget.prototype.handleEvent = function(event) {
-	var password = this.renderer.domNode.value;
-	return $tw.utils.savePassword(this.name,password);
-};
-
-exports.password = PasswordWidget;
-
-})();