Merge pull request #394 from xiangli-cmu/fix_error_msg

fix(store.go) report node.path

store/store.go

@@ -541,7 +541,7 @@ func (s *store) checkDir(parent *node, dirName string) (*node, *etcdErr.Error) {
 			return node, nil
 		}
 
-		return nil, etcdErr.NewError(etcdErr.EcodeNotDir, parent.Path, s.CurrentIndex)
+		return nil, etcdErr.NewError(etcdErr.EcodeNotDir, node.Path, s.CurrentIndex)
 	}
 
 	n := newDir(s, path.Join(parent.Path, dirName), s.CurrentIndex+1, parent, parent.ACL, Permanent)