* Refactor module wiring to reduce redundancy
* Update to jQuery 1.12.4 & jQuery Migrate 1.4.1 - fixes#2932
This updates to the latest jQuery 1.x and jQuery Migrate 1.x,
the first step in upgrading to a modern jQuery.
* Add a couple of bug fixes from Google Code SVN
This is an unrelease version from the Google Code freebase-site
repo which only has a few changes from the v4.3 release, but
one of them is removing the `browser.msie` reference that
jQuery Migrate is complaining about.
* Use prop() for 'checked' and 'disabled'
* Update jQuery 'value' property setting code to use val()
* Use prop() instead of attr() to set 'selected'
* Patch for jQuery >1.9
* fixed minor typos
* Added google sheet feature and moved features to the export drop-down menu
* minor change
* removed redundant text and moved code and translations into their respective extensions
