Changed the version number for release
Merge as the last step before release
Footnotes: Removed filler content from English documentation.
Merge pull request #5069 from EricDunsworth/v4.0-broken-link-fixes

Transitions: Fixed broken links via adding placeholder documentation pag...
Merge pull request #5070 from EricDunsworth/v4.0-docs-footnotes

Footnotes: Removed filler content from English documentation.
Lightbox: Added the Lightbox documentation
Documentation: Added partial documentation for several plugins
Merge pull request #5068 from pjackson28/lightboxdocumentation

Lightbox: Added the Lightbox documentation
Merge pull request #5071 from pjackson28/placeholderdocumentation

Documentation: Added partial documentation for several plugins
Documentation: Updated files for the v4.0.0 release
Merge pull request #5072 from pjackson28/v40release

Documentation: Updated files for the v4.0.0 release
Merge pull request #5053 from LaurentGoderre/change-version-number

DO NOT MERGE - Changed the version number for release
Documentation: Fixed French changelog
Merge pull request #5073 from pjackson28/fixchangelog

Documentation: Fixed French changelog
Build: Updated build version to v4.0.1-development
Merge pull request #5074 from pjackson28/updatebuildversion

Build: Updated build version to v4.0.1-development
Favicon: update plugin element selector

This change addresses the W3C no longer allowing link[rel="shortcut icon"]
for favicons.  Plugin now looks for link[rel="icon"] elements to determine
if a mobile favicon should be added.
Favicon: update working examples with link[rel='icon']
Favicon: update docs with link[rel='icon'] change
Documentation: Removed v3.0 development download links
Merge pull request #5077 from pjackson28/removewetv30devlinks

Documentation: Removed v3.0 development download links