PHP/Core

* enforced v7.1 compliance, preparations for v7.2
 * removed deprecated usage of each()
 * prefer array deconstruction via [] instead of calling list()
 * try to catch failed session_start()
 * prefer ... - Token instead of calling func_get_args() func_num_args()
 * enforce return types in AjaxHandler
 * revision push

pages/more.php

@@ -184,7 +184,7 @@ class MorePage extends GenericPage
             'copper'  => 0
         );
 
-        foreach ($tabs as list($t, $tabId, $tabName))
+        foreach ($tabs as [$t, $tabId, $tabName])
         {
             // stuff received
             $res = DB::Aowow()->select('