Also cannot use spread operator in IE/Edge. Needs a polyfill, Object.assign, or simply an assignment as we have done in  library.js
Also cannot use spread operator in IE/Edge. Needs a polyfill, Object.assign, or simply an assignment as we have done in  library.js

wri/gfw-mapbuilder,wri/gfw-mapbuilder,wri/gfw-mapbuilder