Merge pull request #251 from halindrome/develop

Moved all WAI-ARIA @aria-level and @role handling to its own module
Merge pull request #252 from halindrome/develop

Changed the @role attribute on the table of contents and the IDs on major sections
v3.1.62
Merge branch 'release/v3.1.62' into develop
harden ISO date test
make the ToC replace its anchor point when it's explicit
data-include now has options to replace and to fetch sync
v3.1.63
Merge branch 'release/v3.1.63' into develop
display Constructor extended attributes even where there is no other extended attribute — fixes #261
fix attribute removal in data-include, and drop section-refs while maintaining the functionality where it is already supported
remove section-refs
removed docs
Merge pull request #262 from dontcallmedom/issue261

display Constructor extended attributes even where there is no other ext...
Merge remote branch 'upstream/develop' into develop