Added the i18n ISO-639-2 code for links to site still using it
Web Accessibility Assessment Methodology: Rough port from v3.1. Works correctly but there currently is no visual design.
Merge pull request #4305 from pjackson28/webassess

Web Accessibility Assessment Methodology: Rough port from v3.1. Works correctly but there currently is no visual design.
WET theme: Moved to themestyle directory to align with v3.1 groupings
Merge pull request #4309 from pjackson28/movewettheme

WET theme: Moved to themestyle directory to align with v3.1 groupings
Merge pull request #4307 from LaurentGoderre/i18n-iso639-2

Added the i18n ISO-639-2 code for links to site still using it
Improvements to French translation of data tables.
Merge pull request #4310 from thomasgohard/datatables-french

Improvements to French translation of data tables