Merge branch 'develop'

Resources/assets/app/adminlte/main/scss/form/_checkboxradio.scss

@@ -26,7 +26,10 @@
   /* Create a custom checkbox */
 
   input:disabled ~ .checkmark {
-    display: none
+    filter:none;
+    opacity:.5;
+    pointer-events:none;
+    cursor: default;
   }
 
   input ~ .checkmark {