License: Removed orphan French page with misspelled file name.
Merge pull request #4830 from EricDunsworth/v3.1-license-fr-removal

License: Removed orphan French page with misspelled file name.
Merge pull request #4832 from EricDunsworth/v3.1-link-rel-schema-dcterms

GCWU/Intra/CLF2 themes + Table validator: Added schema.dcterms link rel ...
Corrected GC Web Usability theme footer links (fixes #4873)
Merge pull request #4879 from pjackson28/fixfooterlinksv31

Corrected GC Web Usability theme footer links (fixes #4873)
GC Web Usability theme: Shortened footer links to domain names where possible
Merge pull request #4881 from pjackson28/shortenfooterlinksv31

GC Web Usability theme: Shortened footer links to domain names where possible
Tabbed interface: Now ignoring keystrokes modifed by the control, alt and meta keys
Merge pull request #4884 from pjackson28/ignoremodifiedkeysv31

Tabbed interface: Now ignoring keystrokes modifed by the control, alt and meta keys
Updated docs with v4.0.0-rc1 release information
Merge pull request #4889 from pjackson28/updateforv400rc1

Updated docs with v4.0.0-rc1 release information
Calendar of Events: Removed role='application'
Merge pull request #4924 from pjackson28/removeapplicationrolecalendarv31

Calendar of Events: Removed role='application'
GCWU theme: Removed box shadow from site menu sub-menu
Merge pull request #4927 from pjackson28/removeboxshadowmenuv31

GCWU theme: Removed box shadow from site menu sub-menu
Demos/Documentation: Fixed various broken links and HTML5 markup issues.
All themes: Changed lines separating menu bar links to grey (fixes #4919)
Merge pull request #4931 from pjackson28/fixmenulinesbetweenv31

All themes: Changed lines separating menu bar links to grey (fixes #4919)
All themes: Fixed menu link separator for links in the active state
Merge pull request #4934 from pjackson28/fixmenulinkseparatorv31

All themes: Fixed menu link separator for links in the active state