Prevent keyboard shortcuts in *[contenteditable]

src/js/core.js

@@ -936,7 +936,7 @@
         // Enable keyboard navigation
         // ==========================
 
-        if (!current.opts.keyboard || e.ctrlKey || e.altKey || e.shiftKey || $(e.target).is("input,textarea,video,audio,select")) {
+        if (!current.opts.keyboard || e.ctrlKey || e.altKey || e.shiftKey || $(e.target).is("input,textarea,video,audio,select,*[contenteditable]")) {
           return;
         }
 
@@ -3422,4 +3422,4 @@
       }
     });
   })();
-})(window, document, jQuery);
+})(window, document, jQuery);