Update check_consistency.
Update check_consistency.

Improving the fuzzer to take the more rigorous approach of generating a
random_delta, applying it via selenium, and then checking that the previous
docDelta composed with random_delta equals the new doc_delta.

quilljs/quill,willrowe/quill,willrowe/quill,sferoze/quilljs,jziggas/quill,dahal/quill,DemocracyOS/quill,smartsocialmedia/quill,casetext/quill,quilljs/quill,tim-mc/quill,syungkeaw/quill,KentZheng/testingflow,milqfm/quill,jcppman/quill,sferoze/quilljs,smartsocialmedia/quill,psiemens/quill,milqfm/quill,voxmedia/quill,fraywing/quill,kmoe/quill,KentZheng/gitFlowTIA,casetext/quill,mobitroll/kahoot-quill,Benibur/quill,KentZheng/gitFlowTIB,anovi/quill,willrowe/quill,voxmedia/quill,quilljs/quill,mobitroll/kahoot-quill,praneybehl/quill,DemocracyOS/quill,jayzawrotny/quill,eXcomm/quill,sferoze/quilljs,Asana/quill-1,psiemens/quill,Asana/quill-1,KentZheng/testingflow,tim-mc/quill,sferoze/quilljs,hampsterx/quill,studio666/quill,kmoe/quill,fraywing/quill,gutenye/quill,JoshBarr/quill,KentZheng/gitFlowTIB,KentZheng/gitFlowTIA,voxmedia/quill