Added some TODOs

src/engine.js

@@ -1,3 +1,6 @@
+//TODO Saving only works with stirngs.key value pairs. Think of a system to do saves
+//		And everything with all the things I have
+
 //Replaces the character at an index with a new character
 String.prototype.replaceAt=function(index, character) {
     return this.substr(0, index) + character + this.substr(index+character.length);