upgrade dojo to 1.8.3 (refs #570)

lib/dojo/errors/CancelError.js.uncompressed.js

@@ -0,0 +1,13 @@
+define("dojo/errors/CancelError", ["./create"], function(create){
+	// module:
+	//		dojo/errors/CancelError
+
+	/*=====
+	return function(){
+		// summary:
+		//		Default error if a promise is canceled without a reason.
+	};
+	=====*/
+
+	return create("CancelError", null, null, { dojoType: "cancel" });
+});