Merge branch 'master' into v4

Conflicts:
	Gruntfile.js
	_config.yml
	dist/css/bootstrap-theme.css
	dist/css/bootstrap-theme.min.css
	dist/css/bootstrap.css
	dist/css/bootstrap.css.map
	dist/css/bootstrap.min.css
	dist/fonts/glyphicons-halflings-regular.eot
	dist/fonts/glyphicons-halflings-regular.svg
	dist/fonts/glyphicons-halflings-regular.ttf
	dist/fonts/glyphicons-halflings-regular.woff
	docs/_data/glyphicons.yml
	docs/_includes/components/alerts.html
	docs/_includes/components/badges.html
	docs/_includes/components/button-dropdowns.html
	docs/_includes/components/button-groups.html
	docs/_includes/components/dropdowns.html
	docs/_includes/components/glyphicons.html
	docs/_includes/components/input-groups.html
	docs/_includes/components/labels.html
	docs/_includes/components/media.html
	docs/_includes/components/navbar.html
	docs/_includes/components/navs.html
	docs/_includes/components/pagination.html
	docs/_includes/components/panels.html
	docs/_includes/components/progress-bars.html
	docs/_includes/css/buttons.html
	docs/_includes/css/forms.html
	docs/_includes/css/grid.html
	docs/_includes/css/helpers.html
	docs/_includes/css/images.html
	docs/_includes/css/less.html
	docs/_includes/css/responsive-utilities.html
	docs/_includes/css/sass.html
	docs/_includes/css/tables.html
	docs/_includes/css/type.html
	docs/_includes/getting-started/accessibility.html
	docs/_includes/getting-started/browser-device-support.html
	docs/_includes/getting-started/community.html
	docs/_includes/getting-started/download.html
	docs/_includes/getting-started/examples.html
	docs/_includes/getting-started/whats-included.html
	docs/_includes/js/affix.html
	docs/_includes/js/alerts.html
	docs/_includes/js/buttons.html
	docs/_includes/js/carousel.html
	docs/_includes/js/collapse.html
	docs/_includes/js/dropdowns.html
	docs/_includes/js/modal.html
	docs/_includes/js/overview.html
	docs/_includes/js/tabs.html
	docs/_includes/nav/components.html
	docs/_includes/nav/css.html
	docs/_includes/nav/javascript.html
	docs/_includes/nav/main.html
	docs/about.html
	docs/assets/css/docs.min.css
	docs/assets/js/customize.min.js
	docs/assets/js/raw-files.min.js
	docs/dist/css/bootstrap-theme.css
	docs/dist/css/bootstrap-theme.min.css
	docs/dist/css/bootstrap.css
	docs/dist/css/bootstrap.css.map
	docs/dist/css/bootstrap.min.css
	docs/dist/fonts/glyphicons-halflings-regular.eot
	docs/dist/fonts/glyphicons-halflings-regular.svg
	docs/dist/fonts/glyphicons-halflings-regular.ttf
	docs/dist/fonts/glyphicons-halflings-regular.woff
	docs/examples/carousel/index.html
	docs/examples/navbar-fixed-top/index.html
	docs/examples/navbar-static-top/index.html
	docs/examples/navbar/index.html
	docs/examples/non-responsive/index.html
	docs/examples/non-responsive/non-responsive.css
	docs/examples/sticky-footer-navbar/index.html
	docs/examples/theme/index.html
	fonts/glyphicons-halflings-regular.eot
	fonts/glyphicons-halflings-regular.svg
	fonts/glyphicons-halflings-regular.ttf
	fonts/glyphicons-halflings-regular.woff
	less/_carousel.less
	less/_forms.less
	less/glyphicons.less

docs/javascript/modal.md

@@ -5,7 +5,13 @@ title: Modal
 
 Modals are streamlined, but flexible, dialog prompts with the minimum required functionality and smart defaults.
 
-**Due to how HTML5 defines its semantics, the `autofocus` HTML attribute has no effect in Bootstrap modals.**
+**Due to how HTML5 defines its semantics, the `autofocus` HTML attribute has no effect in Bootstrap modals.** To achieve the same effect, use some custom JavaScript:
+
+{% highlight js %}
+$('#myModal').on('shown.bs.modal', function () {
+  $('#myInput').focus()
+})
+{% endhighlight %}
 
 <div class="bs-callout bs-callout-warning" id="callout-stacked-modals">
   <h4>Overlapping modals not supported</h4>
@@ -241,7 +247,7 @@ Have a bunch of buttons that all trigger the same modal, just with slightly diff
           <h4 class="modal-title" id="exampleModalLabel">New message</h4>
         </div>
         <div class="modal-body">
-          <form role="form">
+          <form>
             <div class="form-group">
               <label for="recipient-name" class="control-label">Recipient:</label>
               <input type="text" class="form-control" id="recipient-name">
@@ -274,7 +280,7 @@ Have a bunch of buttons that all trigger the same modal, just with slightly diff
         <h4 class="modal-title" id="exampleModalLabel">New message</h4>
       </div>
       <div class="modal-body">
-        <form role="form">
+        <form>
           <div class="form-group">
             <label for="recipient-name" class="control-label">Recipient:</label>
             <input type="text" class="form-control" id="recipient-name">