Remove `time` from `.travis.yml`.

Travis CI now does this automatically.

Use closest `.alert` for alert dismissal; closes #14306

Fix `grunt dist` under Bower by separating docs into separate task

Add retries to uncached-npm-install.sh

fix typo in ukrainian doc description

Pull requests are frequently failing on Travis due to npm flakiness
(I think) travis_retry isn't available in indirect subshells like this

Refs #14388.

Clean up buttons documentation

Make grunt concat js files when watching

bump grunt-autoprefixer to ~1.0.0

Document that alerts are removed from the DOM when closed; fixes #14318

Add Wall of Browser Bugs entry for #14124

[skip sauce]

Closes #14250.

Follow-up to #13074: use spec syntax instead of deprecated mixins

Fixes #14234: Reset the hack IE8-10 with another hack just for IE11 for temporal inputs and line-height

WebKit CSS3 carousel transforms for supported devices

Fixes #13202: Always use overflow: auto; on .table-responsive to prevent content breaking out of containers

Expose transition durations on plugin constructors; closes #13656

Add unit test for tooltips on SVG elements