Set focus back to input field after clicking an item
Test 'focus is still set' added

Fixes issue #5933
Update .dropdown-menu selectors to avoid conflicts with other elements. Fixes #6197
* modify scrollspy documentation to clarify javascript usage
* add scrollspy 'target' option
Use normalize as separate file instead of with other resets; still need to punt other styles
Fixes #6236: Fix popover font-size in input groups
if carousel element already open, don't reopen it duh bruh bruh
Merge branch '2.2.3' into 2.3.0-wip
reset carousel in the case that it is reinstantiated twice
Fixes #6339: Use important flag on .hide and .show utility classes
Merge branch '2.3.0-wip' of github.com:twitter/bootstrap into 2.3.0-wip
Merge branch 'dropdown-selectors' of https://github.com/blakeembrey/bootstrap into blakeembrey-dropdown-selectors
Merge branch 'blakeembrey-dropdown-selectors' into 2.3.0-wip
fixes tooltip('toggle')
Update js/tests/unit/bootstrap-tooltip.js
add comment regarding caveat of #6199 impl per discussion in/of 14844db862
fix up code snippet
fix up code snippet
Undo important on hide/show utilties; punt to 3.0
Merge branch '2.3.0-wip' into 3.0.0-wip

Conflicts:
	docs/assets/css/bootstrap.css
	docs/templates/pages/base-css.mustache
	less/dropdowns.less
	less/forms.less
Add important flag to .show/.hide utility classes; remove .hide requirement from modals