* [task#132860,doing,0.2h] add system block for release edit.

module/release/control.php

@@ -198,6 +198,7 @@ class release extends control
         $this->view->release = $release;
         $this->view->builds  = $builds;
         $this->view->users   = $this->loadModel('user')->getPairs('noclosed');
+        $this->view->apps    = $this->loadModel('system')->getPairs($release->product);
 
         $this->display();
     }

module/release/ui/edit.html.php

@@ -15,6 +15,16 @@ formPanel
 (
     set::title($lang->release->edit),
     on::change('[name=status]', 'changeStatus'),
+    formGroup
+    (
+        set::width('1/2'),
+        set::label($lang->release->system),
+        set::name('system'),
+        set::control(array('type' => 'picker', 'required' => true)),
+        set::items($apps),
+        set::disabled(true),
+        set::value($release->system)
+    ),
     formRow
     (
         formGroup