Restore the require.ensure() call within the dynamically generated webpack entry file because the Webpack bundles were inappropriately large without it.  We should be more explicit about the role of Webpack's dynamic import capability versus FLAB.
Restore the require.ensure() call within the dynamically generated webpack entry file because the Webpack bundles were inappropriately large without it.  We should be more explicit about the role of Webpack's dynamic import capability versus FLAB.

redfin/react-server,redfin/react-server