Ensure that hidden event is sent when content is really hidden (collapsing class is removed)
Revert "Use mousedown instead of click for backdrop click detection; fixes #13816"
Remove `aria-describedby` attribute later

Fixes #14241
Collapse: count `.collapsing` elements as actives; closes #13447
Fix hover-tooltip flickering when mouse re-enters

- is(':visible') seems to be the only reliable check, without a refactoring of how hoverState is used
- tests need improvement
Set git clone depth to 10 for Travis to make it faster
document that fieldset[disabled] is somewhat broken in IE11; fixes #14509
Merge pull request #14516 from twbs/fix-14509

Document that fieldset[disabled] is somewhat broken in IE11
Merge pull request #14497 from BBosman/clone-depth

Set git clone depth to 10 for Travis to make it faster
Add Wall of Browser bugs entry for #793

Also, link to the Mozilla bug in the relevant callout.
Merge pull request #14527 from twbs/firefox-disabled-bug

Add Wall of Browser bugs entry for #793
add entry for #14528 to Wall of Browser Bugs
Merge pull request #14531 from twbs/doc-14528

add entry for #14528 to Wall of Browser Bugs
Replace nonexistent .col-6 classes in offcanvas example with .col-xs-6

Fixes #14500
Merge branch 'thr3-arendt/patch-1'
Fixes #14437: Round the corners of table rows in panels as well as the cells
Fixed typos involving apostrophes

Added apostrophes to 3 words to indicate possession (i.e. ownership of something) instead of plurality (i.e. multiples of something).
Merge pull request #14535 from gitname/patch-1

Fixed typos involving apostrophes
Add section to docs explaining our stance on validators
Address #14541 by tweaking badge docs

* move unrelated .btn-primary example out of the pills subsection
* remove excessive .nav-stacked example