Fixed issue #590

build/less/select2.less

@@ -98,3 +98,6 @@
     color: #fff;
   }
 }
+.select2-container .select2-selection--single .select2-selection__rendered {
+  padding-right: 10px;
+}

dist/css/AdminLTE.css

@@ -3933,6 +3933,9 @@ table.text-center th {
 .select2-container--default .select2-selection--multiple .select2-selection__choice__remove:hover {
   color: #fff;
 }
+.select2-container .select2-selection--single .select2-selection__rendered {
+  padding-right: 10px;
+}
 /*
  * General: Miscellaneous
  * ----------------------