ignore .ds_store files

index.js

@@ -9,7 +9,7 @@ var addRouteFiles = function(basePath, directory) {
   fs.readdirSync(directory).forEach(function(file) {
     if (fs.statSync(directory + "/" + file).isDirectory()) {
       addRouteFiles(basePath, directory + "/" + file);
-    } else {
+    } else if (file.toLowerCase() != ".ds_store") {
       var routeKey = directory.substr(basePath.length);
       routeMap[routeKey] = require(directory + "/" + file);
     }