diff --git a/_config.yml b/_config.yml
index d999358724617da06f15cc12f19f146b6d246107..ddef7b2b9e910006aaae95444acebbc4ee1dab52 100644
--- a/_config.yml
+++ b/_config.yml
@@ -9,4 +9,3 @@ permalink:    pretty
 source:       ./docs
 destination:  ./_gh_pages
 port:         9001
-url:          http://getbootstrap.dev:9001
diff --git a/docs/components.html b/docs/components.html
index 48c7411d04437bb34ab87ed8accfceeb1048b4ca..7768fccf37a2734e8f62c28b482ecc314124f920 100644
--- a/docs/components.html
+++ b/docs/components.html
@@ -482,6 +482,11 @@ lead: "Dozens of reusable components built to provide iconography, dropdowns, na
     </div>
     <p class="lead">Group a series of buttons together on a single line with the button group. Add on optional JavaScript radio and checkbox style behavior with <a href="./javascript.html#buttons">our buttons plugin</a>.</p>
 
+    <div class="bs-callout">
+      <h4>Tooltips &amp; popovers in button groups require special setting</h4>
+      <p>When using tooltips or popovers on elements within a <code>.btn-group</code>, you'll have to specify the option <code>container: 'body'</code> to avoid unwanted side effects (such as the element growing wider and/or losing its rounded corners when the tooltip or popover is triggered).</p>
+    </div>
+
     <h3 id="btn-groups-single">Basic button group</h3>
     <p>Wrap a series of buttons with <code>.btn</code> in <code>.btn-group</code>.</p>
     <div class="bs-example">
diff --git a/docs/css.html b/docs/css.html
index f73be9ac899ceb4958d0827043068881cdc4e6b2..9c85d35f68a402bf461d9685757130f42b183f44 100644
--- a/docs/css.html
+++ b/docs/css.html
@@ -1494,12 +1494,16 @@ For example, <code>&lt;section&gt;</code> should be wrapped as inline.
     <p>Adding on top of existing browser controls, Bootstrap includes other useful form components.</p>
 
     <h3 id="forms-input-groups">Input groups</h3>
-    <p>Add text or buttons before, after, or on both sides of any text-based input. Use <code>.input-group</code> with a <code>.add-on</code> to prepend or append elements to an <code>&lt;input&gt;</code>.</p>
+    <p>Add text or buttons before, after, or on both sides of any text-based input. Use <code>.input-group</code> with an <code>.add-on</code> to prepend or append elements to an <code>&lt;input&gt;</code>.</p>
 
     <div class="bs-callout">
       <h4>Cross-browser compatibility</h4>
       <p>Avoid using <code>&lt;select&gt;</code> elements here as they cannot be fully styled in WebKit browsers.</p>
     </div>
+    <div class="bs-callout">
+      <h4>Tooltips &amp; popovers in input groups require special setting</h4>
+      <p>When using tooltips or popovers on elements within an <code>.input-group</code>, you'll have to specify the option <code>container: 'body'</code> to avoid unwanted side effects (such as the element growing wider and/or losing its rounded corners when the tooltip or popover is triggered).</p>
+    </div>
 
     <form class="bs-example bs-example-form">
       <div class="input-group col-lg-9">
diff --git a/docs/javascript.html b/docs/javascript.html
index 58759260013c48fddcd4f0fac89b96cc2a727435..4a45886b899d6d4c233d2fa3ae0024043929b129 100644
--- a/docs/javascript.html
+++ b/docs/javascript.html
@@ -751,9 +751,10 @@ $('a[data-toggle="tab"]').on('shown.bs.tab', function (e) {
             </ul>
           </div><!-- /example -->
 
-
-          <h3>Tooltips in input groups</h3>
-          <p>When using tooltips and popovers with the Bootstrap input groups, you'll have to set the <code>container</code> (documented below) option to avoid unwanted side effects.</p>
+          <div class="bs-callout">
+            <h4>Tooltips in button groups and input groups require special setting</h4>
+            <p>When using tooltips on elements within a <code>.btn-group</code> or an <code>.input-group</code>, you'll have to specify the option <code>container: 'body'</code> (documented below) to avoid unwanted side effects (such as the element growing wider and/or losing its rounded corners when the tooltip is triggered).</p>
+          </div>
 
           <hr class="bs-docs-separator">
 
@@ -880,6 +881,10 @@ $('#example').tooltip(options)
           <h4>Plugin dependency</h4>
           <p>Popovers require the <a href="#tooltips">tooltip plugin</a> to be included in your version of Bootstrap.</p>
         </div>
+        <div class="bs-callout">
+          <h4>Popovers in button groups and input groups require special setting</h4>
+          <p>When using popovers on elements within a <code>.btn-group</code> or an <code>.input-group</code>, you'll have to specify the option <code>container: 'body'</code> (documented below) to avoid unwanted side effects (such as the element growing wider and/or losing its rounded corners when the popover is triggered).</p>
+        </div>
 
         <h3>Static popover</h3>
         <p>Four options are available: top, right, bottom, and left aligned.</p>
@@ -1011,7 +1016,7 @@ $('#example').tooltip(options)
               <td>string | false</td>
               <td>false</td>
               <td>
-               <p>Appends the popover to a specific element <code>container: 'body'</code></p>
+               <p>Appends the popover to a specific element. Example: <code>container: 'body'</code></p>
               </td>
             </tr>
           </tbody>
diff --git a/less/responsive-utilities.less b/less/responsive-utilities.less
index 65fdc3d1334dd327130a2a226f45415c015d076e..21e5d7556dc16127b0f83e15269c5c953dafb55c 100644
--- a/less/responsive-utilities.less
+++ b/less/responsive-utilities.less
@@ -29,25 +29,25 @@
 // Hide from screenreaders and browsers
 // Credit: HTML5 Boilerplate
 .hidden {
-  display: none;
-  visibility: hidden;
+  display: none !important;
+  visibility: hidden !important;
 }
 
 // Visibility utilities
 
 // For Phones
 .visible-sm   {
-  .responsive-visibility;
+  .responsive-visibility();
 }
 .visible-md { display: none !important; }
 .visible-lg { display: none !important; }
 
 .hidden-sm { display: none !important; }
 .hidden-md {
-  .responsive-visibility;
+  .responsive-visibility();
 }
 .hidden-lg {
-  .responsive-visibility;
+  .responsive-visibility();
 }
 
 
@@ -55,16 +55,16 @@
 @media (min-width: @screen-tablet) and (max-width: @screen-tablet-max) {
   .visible-sm { display: none !important; }
   .visible-md {
-    .responsive-visibility;
+    .responsive-visibility();
   }
   .visible-lg { display: none !important; }
 
   .hidden-sm {
-    .responsive-visibility;
+    .responsive-visibility();
   }
   .hidden-md { display: none !important; }
   .hidden-lg {
-    .responsive-visibility;
+    .responsive-visibility();
   }
 }
 
@@ -73,14 +73,14 @@
   .visible-sm { display: none !important; }
   .visible-md { display: none !important; }
   .visible-lg {
-    .responsive-visibility;
+    .responsive-visibility();
   }
 
   .hidden-sm {
-    .responsive-visibility;
+    .responsive-visibility();
   }
   .hidden-md {
-    .responsive-visibility;
+    .responsive-visibility();
   }
   .hidden-lg { display: none !important; }
 }
@@ -91,7 +91,7 @@
 
 @media print {
   .visible-print {
-    .responsive-visibility;
+    .responsive-visibility();
   }
   .hidden-print { display: none !important; }
 }