- Enhancement, new admin "cronjob" dashboard on /setup page, closed #871

- Improved `/setup` page, show DB table `charset`/`collation` info
- Upgraded "[_Peity_](http://benpickles.github.io/peity)" js lib `v3.2.1` → `v3.3.0`

app/main/controller/controller.php

@@ -805,6 +805,26 @@ class Controller {
         Monolog::instance()->log();
     }
 
+    /**
+     * simple counter with "static" store
+     * -> called within tpl render
+     * @return \Closure
+     */
+    protected function counter() : \Closure {
+        $store = [];
+
+        return function(string $action = 'increment', string $type = 'default', $val = 0) use (&$store){
+            $return = null;
+            switch($action){
+                case 'increment': $store[$type]++; break;
+                case 'add': $store[$type] += (int)$val; break;
+                case 'get': $return = $store[$type] ? : null; break;
+                case 'reset': unset($store[$type]); break;
+            }
+            return $return;
+        };
+    }
+
     /**
      * get controller by class name
      * -> controller class is searched within all controller directories