workaround for IE11 not reporting mutation events
workaround for IE11 not reporting mutation events

related #1028 and quilljs/parchment#14

voxmedia/quill,voxmedia/quill,quilljs/quill,willrowe/quill,sferoze/quilljs,quilljs/quill,willrowe/quill,sferoze/quilljs,sferoze/quilljs,quilljs/quill,sferoze/quilljs,willrowe/quill,voxmedia/quill