changed gruntfile/index.html to separate out jquery/jqueryui as
included. Now a separate vendor.js and vendor-standalone.js are
created; vendor-standalone.js includes jquery/jqueryui for use in standalone
testing with index.html, and vendor.js does not for inclusion within
reason (which already pulls those libraries in).
addresses one of the items on
https://app.asana.com/0/691627771928/9256827698611