@OnClick(R.id.img_block_quote)
 public void blockQuotesClick(View v) {
   if (mRxMDEditText == null) {
     return;
   }
   mBlockQuotesController.doBlockQuotes();
 }
 @OnLongClick(R.id.img_block_quote)
 public boolean blockQuotesLongClick(View view) {
   if (mRxMDEditText == null) {
     return true;
   }
   mBlockQuotesController.addNestedBlockQuotes();
   return true;
 }