Session timeout: Corrected "Try it out!" section's countdown time in examples.
Supersedes gh-5921.
WET theme: Moved theme hbs files to theme/site/pages, added server message pages and fixed up splash pages
Merge pull request #5924 from pjackson28/fixservermessagepage

WET theme: Grouped theme assets, added server message pages and fixed up splash pages
WET theme: Fixed content in the 404 pages
Merge pull request #5925 from EricDunsworth/v4.0-session-timeout-demos-tryout-time2

Session timeout: Corrected "Try it out!" section's countdown time in exa...
Merge pull request #5926 from pjackson28/fix404pages

WET theme: Fixed content in the 404 pages
Documentation: Added documentation references for the variants
Merge pull request #5929 from pjackson28/updatevariantrefs

Documentation: Added documentation references for the variants
Merge branch 'master' of https://github.com/wet-boew/wet-boew
WET theme: Added missing 404 error pages
Merge pull request #5933 from pjackson28/addmissing404

WET theme: Added missing 404 error pages
Web accessibility assessment methodology: Translated documentation to French
Merge pull request #5931 from gobyrne/servertrans

Web accessibility assessment methodology: Translated documentation to French
Merge branch 'master' of https://github.com/wet-boew/wet-boew
translate multimedia doc to French