Refactored shadow tiddlers to not be in a separate store

Shortly there will be a flag to mark them

core/modules/commands/dump.js

@@ -59,7 +59,7 @@ Command.prototype.subcommands.tiddlers = function() {
 };
 
 Command.prototype.subcommands.shadows = function() {
-	var tiddlers = this.commander.wiki.shadows.getTiddlers();
+	var tiddlers = this.commander.wiki.getShadowTitles();
 	this.output.write("Wiki contains these shadow tiddlers:\n");
 	for(var t=0; t<tiddlers.length; t++) {
 		this.output.write(tiddlers[t] + "\n");

core/modules/macros/include.js

@@ -17,17 +17,15 @@ exports.info = {
 	params: {
 		filter: {byPos: 0, type: "filter"},
 		as: {byPos: 1, type: "text"},
-		shadow: {byPos: 2, type: "text"},
 		removePrefix: {byName: true, type: "text"}
 	}
 };
 
 exports.executeMacro = function() {
 	var as = this.params.as || "text/plain",
-		wiki = this.hasParameter("shadow") ? this.wiki.shadows : this.wiki,
 		t;
 	if(this.hasParameter("filter")) {
-		var titles = wiki.filterTiddlers(this.params.filter),
+		var titles = this.wiki.filterTiddlers(this.params.filter),
 			result = [];
 		if(this.hasParameter("removePrefix")) {
 			for(t=0; t<titles.length; t++) {

core/modules/wiki.js

@@ -100,11 +100,7 @@ exports.deleteTiddler = function(title) {
 };
 
 exports.tiddlerExists = function(title) {
-	if(this.tiddlers[title]) {
-		return true;
-	} else if (this.shadows) {
-		return this.shadows.tiddlerExists(title);
-	}
+	return !!this.tiddlers[title];
 };
 
 exports.addTiddler = function(tiddler) {
@@ -210,7 +206,7 @@ exports.getOrphanTitles = function() {
 };
 
 exports.getShadowTitles = function() {
-	return this.shadows ? this.shadows.getTiddlers() : [];
+	return [];
 };
 
 // Return the named cache object for a tiddler. If the cache doesn't exist then the initializer function is invoked to create it