Merge pull request #842 from andyshora/master

Fixed lint error which was causing tests to fail.

lib/index.js

@@ -336,7 +336,7 @@ module.exports.render = function(options, cb) {
     });
   }
 
-  options.data ? binding.render(options) : binding.renderFile(options);
+  return options.data ? binding.render(options) : binding.renderFile(options);
 };
 
 /**