Pass textarea attributes to fix w3c validation of label

boards/forms.py

@@ -82,7 +82,7 b' class FormatPanel(forms.Textarea):'
                       formatter.preview_right + '</span>'
 
         output += '</div>'
-        output += super(FormatPanel, self).render(name, value, attrs=None)
+        output += super(FormatPanel, self).render(name, value, attrs=attrs)
 
         return output