Fix null error in lightbox plugin when element is deleted.
Merge pull request #5793 from andre-d/undeffix

Fix null error in lightbox plugin when element is deleted.
Added ready events for the Data Picture and Equal heights plugins
Merge pull request #5796 from pjackson28/addmorereadyevents

Added ready events for the Data Picture and Equal heights plugins
Documentation: Better separated the Canada.ca theme changes and the changes for other themes in the v4.0.4 release notes
Merge pull request #5799 from pjackson28/fixv404releasenotes

Documentation: Better separated the Canada.ca theme changes and the changes for other themes in the v4.0.4 release notes
Documentation: Simplified v4.0.4 release notes by combining the first two template changes into one
Merge pull request #5800 from pjackson28/simplifiedv404releasenotes

Documentation: Simplified v4.0.4 release notes by combining the first two template changes into one
Feeds: Added wb-ready and wb-feed-ready events then updated the working examples and documentation with information about all the recent changes
Feeds: Moved the demo CSS to the demos CSS file
Merge pull request #5803 from pjackson28/addmorereadyevents

Feeds: Added wb-ready and wb-feed-ready events, updated working examples and documentation, and moved the demos CSS to the demo CSS file
Added ready events and updated documentation for the following plugins: Favicon, Footnotes, Prettify, Session timeout, Share, Text highlighting and Twitter embedded timeline
Merge pull request #5804 from pjackson28/evenmorereadyevents

Added ready events and updated documentation for the following plugins: Favicon, Footnotes, Prettify, Session timeout, Share, Text highlighting and Twitter embedded timeline
WET theme: Cleaned up search display in Basic HTML version
Merge pull request #5805 from pjackson28/cleanupwbdisablesearch

WET theme: Cleaned up search display in Basic HTML version
Made the skip links and the Standard version link visible in Basic HTML version and when JS is disabled
Merge pull request #5806 from pjackson28/makestandardversionlinkvisible

Made the skip links and the Standard version link visible in Basic HTML version and when JS is disabled
Fixed skip nav links and date modified in Basic HTML version
Merge pull request #5807 from pjackson28/morebasichtmlcleanup

Fixed skip nav links and date modified in Basic HTML version
No longer display skip nav links when JavaScript is disabled