fix E_STRICT errors FS#2427

This commit fixes all E_STRICT messages shown when running the test
suite. There might be more problems not covered by tests, yet.

For compatibility reasons with plugins, E_STRICT errors are still
supressed.

1 files changed, 1 insertions, 1 deletions

diff --git a/inc/plugin.php b/inc/plugin.php
index d2fe3818d..b0518346d 100644
--- a/inc/plugin.php
+++ b/inc/plugin.php
@@ -191,7 +191,7 @@ class DokuWiki_Plugin {
      */
     function loadHelper($name, $msg){
         if (!plugin_isdisabled($name)){
-            $obj =& plugin_load('helper',$name);
+            $obj = plugin_load('helper',$name);
         }else{
             $obj = null;
         }