fix travis for ie9/10
fix travis for ie9/10

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