[design] don't show edge on group name alignment

Author: zombieFox

src/js/control.js

@@ -1679,47 +1679,20 @@ var control = (function() {
     element: helper.e(".control-group-area-alignment-left"),
     path: "group.area.alignment",
     type: "radio",
-    additionalEvents: [{
-      event: "change",
-      func: function() {
-        edge.box.open({
-          element: helper.e(".group-header"),
-          delay: 500
-        });
-      }
-    }],
     func: function() {
       render.class();
     }
   }, {
     element: helper.e(".control-group-area-alignment-center"),
     path: "group.area.alignment",
     type: "radio",
-    additionalEvents: [{
-      event: "change",
-      func: function() {
-        edge.box.open({
-          element: helper.e(".group-header"),
-          delay: 500
-        });
-      }
-    }],
     func: function() {
       render.class();
     }
   }, {
     element: helper.e(".control-group-area-alignment-right"),
     path: "group.area.alignment",
     type: "radio",
-    additionalEvents: [{
-      event: "change",
-      func: function() {
-        edge.box.open({
-          element: helper.e(".group-header"),
-          delay: 500
-        });
-      }
-    }],
     func: function() {
       render.class();
     }