Avoid wikify widget in TOC macro

Fixing the most egregious problem from #3517

@pmario can you kindly retest?

core/modules/widgets/qualify.js

@@ -0,0 +1,66 @@
+/*\
+title: $:/core/modules/widgets/qualify.js
+type: application/javascript
+module-type: widget
+
+Qualify text to a variable 
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+var Widget = require("$:/core/modules/widgets/widget.js").widget;
+
+var QualifyWidget = function(parseTreeNode,options) {
+	this.initialise(parseTreeNode,options);
+};
+
+/*
+Inherit from the base widget class
+*/
+QualifyWidget.prototype = new Widget();
+
+/*
+Render this widget into the DOM
+*/
+QualifyWidget.prototype.render = function(parent,nextSibling) {
+	this.parentDomNode = parent;
+	this.computeAttributes();
+	this.execute();
+	this.renderChildren(parent,nextSibling);
+};
+
+/*
+Compute the internal state of the widget
+*/
+QualifyWidget.prototype.execute = function() {
+	// Get our parameters
+	this.qualifyName = this.getAttribute("name");
+	this.qualifyText = this.getAttribute("text");
+	// Set context variable
+	if(this.qualifyName) {
+		this.setVariable(this.qualifyName,this.qualifyText + "-" + this.getStateQualifier());
+	}
+	// Construct the child widgets
+	this.makeChildWidgets();
+};
+
+/*
+Selectively refreshes the widget if needed. Returns true if the widget or any of its children needed re-rendering
+*/
+QualifyWidget.prototype.refresh = function(changedTiddlers) {
+	var changedAttributes = this.computeAttributes();
+	if(changedAttributes.name || changedAttributes.text) {
+		this.refreshSelf();
+		return true;
+	} else {
+		return this.refreshChildren(changedTiddlers);
+	}
+};
+
+exports.qualify = QualifyWidget;
+
+})();