fix(transitioner): add new parser internal to transitioner

Author: wzrdtales

lib/transitions/transitioner.js

@@ -28,6 +28,10 @@ module.exports = function(internals) {
     if(err)
       return;
 
+    internals.parser = {
+      filesRegEx: /\.js$/
+    };
+
     Migration.loadFromFilesystem('migrations/', internals,
     function(err, migrations) {