close #53 switch to "file based" to "DB based" SESSION handling

app/main/controller/controller.php

@@ -45,6 +45,9 @@ class Controller {
      */
     function beforeroute($f3) {
 
+        // init user session
+        $this->initSession();
+
         // check if user is in game
         $f3->set('isIngame', self::isIGB() );
 
@@ -71,6 +74,14 @@ class Controller {
         return DB\Database::instance()->getDB($database);
     }
 
+    /**
+     * init new Session handler
+     */
+    protected function initSession(){
+        // init DB Session (not file based)
+        new \DB\SQL\Session($this->getDB('PF'));
+    }
+
     /**
      * get current user model
      * @param int $ttl