Fix compatibility with uglify-js 3 (#502)
Fix compatibility with uglify-js 3 (#502)


fuse-box/fuse-box,fuse-box/fuse-box,pnml/fuse-box,fuse-box/fuse-box,pnml/fuse-box,rs3d/fuse-box,rs3d/fuse-box,rs3d/fuse-box,fuse-box/fuse-box,pnml/fuse-box