Added allowempty setting to ISEMAIL validator.

Till Brehm

2016-01-29 a8ab61eeb0beac52d5a1e8c41d549df4ed87bf71

 interface/web/client/client_del.php

@@ -162,8 +162,8 @@
            }
         }



         $activation_letter_filename = ISPC_ROOT_PATH.'/pdf/activation_letters/c'.$client_id.'-'.$this->dataRecord['activation_code'].'.pdf';
         if(is_file($activation_letter_filename)) unlink($activation_letter_filename);
      }

   }