Fixes some bugs from bulk renaming singleton object variables

Related to #128

app/Lib/Utilities/OptionsHelper.js

@@ -0,0 +1,56 @@
+define([
+	"Lib/Utilities/Exception"
+],
+ 
+function (Exception) {
+
+	"use strict";
+ 
+    function OptionsHelper() {
+
+    }
+ 
+    OptionsHelper.prototype.merge = function(options, preset) {
+
+    	if(!preset && !options) {
+    		throw new Exception("OptionsHelper requires objects");
+    	}
+
+    	if(preset.constructor !== Object && options.constructor !== Object) {
+    		throw new Exception("OptionsHelper requires objects");
+    	}
+
+		if(!preset || preset.constructor !== Object) {
+			return options;
+		}
+		
+		if(!options || options.constructor !== Object) {
+			return preset;
+		}
+
+		// FIXME there is a bad bug here, the preset is being manipulated by reference, so no config can be used!
+		
+		// hotfix for the bug
+		preset = JSON.parse(JSON.stringify(preset));
+
+		for (var key in options) {
+			if(!preset.hasOwnProperty(key)) {
+				preset[key] = options[key];
+			} else {
+				if(options[key] === undefined) {
+					continue;
+				}
+				if(options[key].constructor !== Object) {
+					preset[key] = options[key];
+				} else {
+					preset[key] = OptionsHelper.prototype.merge.call(this, options[key], preset[key]);
+				}
+			}
+		}
+
+		return preset;
+	}
+ 
+    return new OptionsHelper();
+
+});