Run `grunt`.

[ci skip]

dist/css/bootstrap.css

@@ -442,6 +442,7 @@ select,
 textarea {
   margin: 0;
   line-height: inherit;
+  border-radius: 0;
 }
 
 textarea {

dist/js/bootstrap.js

@@ -650,6 +650,14 @@ var Carousel = (function ($) {
           this._slide(Direction.NEXT);
         }
       }
+    }, {
+      key: 'nextWhenVisible',
+      value: function nextWhenVisible() {
+        // Don't call next when the page isn't visible
+        if (!document.hidden) {
+          this.next();
+        }
+      }
     }, {
       key: 'prev',
       value: function prev() {
@@ -685,7 +693,7 @@ var Carousel = (function ($) {
         }
 
         if (this._config.interval && !this._isPaused) {
-          this._interval = setInterval($.proxy(this.next, this), this._config.interval);
+          this._interval = setInterval($.proxy(document.visibilityState ? this.nextWhenVisible : this.next, this), this._config.interval);
         }
       }
     }, {

dist/js/umd/carousel.js

@@ -136,6 +136,14 @@
             this._slide(Direction.NEXT);
           }
         }
+      }, {
+        key: 'nextWhenVisible',
+        value: function nextWhenVisible() {
+          // Don't call next when the page isn't visible
+          if (!document.hidden) {
+            this.next();
+          }
+        }
       }, {
         key: 'prev',
         value: function prev() {
@@ -171,7 +179,7 @@
           }
 
           if (this._config.interval && !this._isPaused) {
-            this._interval = setInterval($.proxy(this.next, this), this._config.interval);
+            this._interval = setInterval($.proxy(document.visibilityState ? this.nextWhenVisible : this.next, this), this._config.interval);
           }
         }
       }, {

docs/dist/css/bootstrap.css

@@ -442,6 +442,7 @@ select,
 textarea {
   margin: 0;
   line-height: inherit;
+  border-radius: 0;
 }
 
 textarea {
@@ -742,27 +743,27 @@ pre code {
   content: "";
 }
 
-@media (min-width: 34em) {
+@media (min-width: 544px) {
   .container {
-    max-width: 34rem;
+    max-width: 576px;
   }
 }
 
-@media (min-width: 48em) {
+@media (min-width: 768px) {
   .container {
-    max-width: 45rem;
+    max-width: 720px;
   }
 }
 
-@media (min-width: 62em) {
+@media (min-width: 992px) {
   .container {
-    max-width: 60rem;
+    max-width: 940px;
   }
 }
 
-@media (min-width: 75em) {
+@media (min-width: 1200px) {
   .container {
-    max-width: 72.25rem;
+    max-width: 1140px;
   }
 }
 
@@ -1005,7 +1006,7 @@ pre code {
   margin-left: 100%;
 }
 
-@media (min-width: 34em) {
+@media (min-width: 544px) {
   .col-sm-1, .col-sm-2, .col-sm-3, .col-sm-4, .col-sm-5, .col-sm-6, .col-sm-7, .col-sm-8, .col-sm-9, .col-sm-10, .col-sm-11, .col-sm-12 {
     float: left;
   }
@@ -1164,7 +1165,7 @@ pre code {
   }
 }
 
-@media (min-width: 48em) {
+@media (min-width: 768px) {
   .col-md-1, .col-md-2, .col-md-3, .col-md-4, .col-md-5, .col-md-6, .col-md-7, .col-md-8, .col-md-9, .col-md-10, .col-md-11, .col-md-12 {
     float: left;
   }
@@ -1323,7 +1324,7 @@ pre code {
   }
 }
 
-@media (min-width: 62em) {
+@media (min-width: 992px) {
   .col-lg-1, .col-lg-2, .col-lg-3, .col-lg-4, .col-lg-5, .col-lg-6, .col-lg-7, .col-lg-8, .col-lg-9, .col-lg-10, .col-lg-11, .col-lg-12 {
     float: left;
   }
@@ -1482,7 +1483,7 @@ pre code {
   }
 }
 
-@media (min-width: 75em) {
+@media (min-width: 1200px) {
   .col-xl-1, .col-xl-2, .col-xl-3, .col-xl-4, .col-xl-5, .col-xl-6, .col-xl-7, .col-xl-8, .col-xl-9, .col-xl-10, .col-xl-11, .col-xl-12 {
     float: left;
   }
@@ -2143,7 +2144,7 @@ input[type="checkbox"].disabled {
   background-image: url("data:image/svg+xml;base64,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");
 }
 
-@media (min-width: 34em) {
+@media (min-width: 544px) {
   .form-inline .form-group {
     display: inline-block;
     margin-bottom: 0;
@@ -3683,7 +3684,7 @@ input[type="button"].btn-block {
   content: "";
 }
 
-@media (min-width: 34em) {
+@media (min-width: 544px) {
   .navbar {
     border-radius: .25rem;
   }
@@ -3693,7 +3694,7 @@ input[type="button"].btn-block {
   z-index: 1000;
 }
 
-@media (min-width: 34em) {
+@media (min-width: 544px) {
   .navbar-full {
     border-radius: 0;
   }
@@ -3707,7 +3708,7 @@ input[type="button"].btn-block {
   z-index: 1030;
 }
 
-@media (min-width: 34em) {
+@media (min-width: 544px) {
   .navbar-fixed-top,
   .navbar-fixed-bottom {
     border-radius: 0;
@@ -3730,7 +3731,7 @@ input[type="button"].btn-block {
   width: 100%;
 }
 
-@media (min-width: 34em) {
+@media (min-width: 544px) {
   .navbar-sticky-top {
     border-radius: 0;
   }
@@ -3781,19 +3782,19 @@ input[type="button"].btn-block {
   text-decoration: none;
 }
 
-@media (min-width: 34em) {
+@media (min-width: 544px) {
   .navbar-toggleable-xs {
     display: block !important;
   }
 }
 
-@media (min-width: 48em) {
+@media (min-width: 768px) {
   .navbar-toggleable-sm {
     display: block !important;
   }
 }
 
-@media (min-width: 62em) {
+@media (min-width: 992px) {
   .navbar-toggleable-md {
     display: block !important;
   }
@@ -4027,7 +4028,7 @@ input[type="button"].btn-block {
   border-radius: 0 0 .25rem .25rem;
 }
 
-@media (min-width: 34em) {
+@media (min-width: 544px) {
   .card-deck {
     display: table;
     table-layout: fixed;
@@ -4044,7 +4045,7 @@ input[type="button"].btn-block {
   }
 }
 
-@media (min-width: 34em) {
+@media (min-width: 544px) {
   .card-group {
     display: table;
     width: 100%;
@@ -4079,7 +4080,7 @@ input[type="button"].btn-block {
   }
 }
 
-@media (min-width: 34em) {
+@media (min-width: 544px) {
   .card-columns {
     -webkit-column-count: 3;
        -moz-column-count: 3;
@@ -4390,7 +4391,7 @@ a.label:hover {
   border-top-color: #d0d5d8;
 }
 
-@media (min-width: 34em) {
+@media (min-width: 544px) {
   .jumbotron {
     padding: 4rem 2rem;
   }
@@ -5170,7 +5171,7 @@ button.close {
   overflow: scroll;
 }
 
-@media (min-width: 34em) {
+@media (min-width: 544px) {
   .modal-dialog {
     width: 600px;
     margin: 30px auto;
@@ -5180,7 +5181,7 @@ button.close {
   }
 }
 
-@media (min-width: 48em) {
+@media (min-width: 768px) {
   .modal-lg {
     width: 900px;
   }
@@ -5660,7 +5661,7 @@ button.close {
   text-shadow: none;
 }
 
-@media (min-width: 34em) {
+@media (min-width: 544px) {
   .carousel-control .icon-prev,
   .carousel-control .icon-next {
     width: 30px;
@@ -5779,7 +5780,7 @@ button.close {
   text-align: center;
 }
 
-@media (min-width: 34em) {
+@media (min-width: 544px) {
   .text-sm-left {
     text-align: left;
   }
@@ -5791,7 +5792,7 @@ button.close {
   }
 }
 
-@media (min-width: 48em) {
+@media (min-width: 768px) {
   .text-md-left {
     text-align: left;
   }
@@ -5803,7 +5804,7 @@ button.close {
   }
 }
 
-@media (min-width: 62em) {
+@media (min-width: 992px) {
   .text-lg-left {
     text-align: left;
   }
@@ -5815,7 +5816,7 @@ button.close {
   }
 }
 
-@media (min-width: 75em) {
+@media (min-width: 1200px) {
   .text-xl-left {
     text-align: left;
   }
@@ -6204,49 +6205,49 @@ a.bg-danger:hover {
   display: none !important;
 }
 
-@media (max-width: 33.9em) {
+@media (max-width: 543px) {
   .hidden-xs-down {
     display: none !important;
   }
 }
 
-@media (min-width: 34em) {
+@media (min-width: 544px) {
   .hidden-sm-up {
     display: none !important;
   }
 }
 
-@media (max-width: 47.9em) {
+@media (max-width: 767px) {
   .hidden-sm-down {
     display: none !important;
   }
 }
 
-@media (min-width: 48em) {
+@media (min-width: 768px) {
   .hidden-md-up {
     display: none !important;
   }
 }
 
-@media (max-width: 61.9em) {
+@media (max-width: 991px) {
   .hidden-md-down {
     display: none !important;
   }
 }
 
-@media (min-width: 62em) {
+@media (min-width: 992px) {
   .hidden-lg-up {
     display: none !important;
   }
 }
 
-@media (max-width: 74.9em) {
+@media (max-width: 1199px) {
   .hidden-lg-down {
     display: none !important;
   }
 }
 
-@media (min-width: 75em) {
+@media (min-width: 1200px) {
   .hidden-xl-up {
     display: none !important;
   }

docs/dist/js/bootstrap.js

@@ -650,6 +650,14 @@ var Carousel = (function ($) {
           this._slide(Direction.NEXT);
         }
       }
+    }, {
+      key: 'nextWhenVisible',
+      value: function nextWhenVisible() {
+        // Don't call next when the page isn't visible
+        if (!document.hidden) {
+          this.next();
+        }
+      }
     }, {
       key: 'prev',
       value: function prev() {
@@ -685,7 +693,7 @@ var Carousel = (function ($) {
         }
 
         if (this._config.interval && !this._isPaused) {
-          this._interval = setInterval($.proxy(this.next, this), this._config.interval);
+          this._interval = setInterval($.proxy(document.visibilityState ? this.nextWhenVisible : this.next, this), this._config.interval);
         }
       }
     }, {
@@ -918,7 +926,10 @@ var Carousel = (function ($) {
 
           if (typeof config === 'number') {
             data.to(config);
-          } else if (action) {
+          } else if (typeof action === 'string') {
+            if (data[action] === undefined) {
+              throw new Error('No method named "' + action + '"');
+            }
             data[action]();
           } else if (_config.interval) {
             data.pause();
@@ -1306,6 +1317,9 @@ var Collapse = (function ($) {
           }
 
           if (typeof config === 'string') {
+            if (data[config] === undefined) {
+              throw new Error('No method named "' + config + '"');
+            }
             data[config]();
           }
         });
@@ -1496,6 +1510,9 @@ var Dropdown = (function ($) {
           }
 
           if (typeof config === 'string') {
+            if (data[config] === undefined) {
+              throw new Error('No method named "' + config + '"');
+            }
             data[config].call(this);
           }
         });
@@ -2093,6 +2110,9 @@ var Modal = (function ($) {
           }
 
           if (typeof config === 'string') {
+            if (data[config] === undefined) {
+              throw new Error('No method named "' + config + '"');
+            }
             data[config](relatedTarget);
           } else if (_config.show) {
             data.show(relatedTarget);
@@ -2429,6 +2449,9 @@ var ScrollSpy = (function ($) {
           }
 
           if (typeof config === 'string') {
+            if (data[config] === undefined) {
+              throw new Error('No method named "' + config + '"');
+            }
             data[config]();
           }
         });
@@ -2692,6 +2715,9 @@ var Tab = (function ($) {
           }
 
           if (typeof config === 'string') {
+            if (data[config] === undefined) {
+              throw new Error('No method named "' + config + '"');
+            }
             data[config]();
           }
         });
@@ -3283,6 +3309,9 @@ var Tooltip = (function ($) {
           }
 
           if (typeof config === 'string') {
+            if (data[config] === undefined) {
+              throw new Error('No method named "' + config + '"');
+            }
             data[config]();
           }
         });
@@ -3468,6 +3497,9 @@ var Popover = (function ($) {
           }
 
           if (typeof config === 'string') {
+            if (data[config] === undefined) {
+              throw new Error('No method named "' + config + '"');
+            }
             data[config]();
           }
         });

docs/dist/js/umd/carousel.js

@@ -136,6 +136,14 @@
             this._slide(Direction.NEXT);
           }
         }
+      }, {
+        key: 'nextWhenVisible',
+        value: function nextWhenVisible() {
+          // Don't call next when the page isn't visible
+          if (!document.hidden) {
+            this.next();
+          }
+        }
       }, {
         key: 'prev',
         value: function prev() {
@@ -171,7 +179,7 @@
           }
 
           if (this._config.interval && !this._isPaused) {
-            this._interval = setInterval($.proxy(this.next, this), this._config.interval);
+            this._interval = setInterval($.proxy(document.visibilityState ? this.nextWhenVisible : this.next, this), this._config.interval);
           }
         }
       }, {
@@ -404,7 +412,10 @@
 
             if (typeof config === 'number') {
               data.to(config);
-            } else if (action) {
+            } else if (typeof action === 'string') {
+              if (data[action] === undefined) {
+                throw new Error('No method named "' + action + '"');
+              }
               data[action]();
             } else if (_config.interval) {
               data.pause();

docs/dist/js/umd/collapse.js

@@ -331,6 +331,9 @@
             }
 
             if (typeof config === 'string') {
+              if (data[config] === undefined) {
+                throw new Error('No method named "' + config + '"');
+              }
               data[config]();
             }
           });

docs/dist/js/umd/dropdown.js

@@ -166,6 +166,9 @@
             }
 
             if (typeof config === 'string') {
+              if (data[config] === undefined) {
+                throw new Error('No method named "' + config + '"');
+              }
               data[config].call(this);
             }
           });

docs/dist/js/umd/modal.js

@@ -479,6 +479,9 @@
             }
 
             if (typeof config === 'string') {
+              if (data[config] === undefined) {
+                throw new Error('No method named "' + config + '"');
+              }
               data[config](relatedTarget);
             } else if (_config.show) {
               data.show(relatedTarget);

docs/dist/js/umd/popover.js

@@ -156,6 +156,9 @@
             }
 
             if (typeof config === 'string') {
+              if (data[config] === undefined) {
+                throw new Error('No method named "' + config + '"');
+              }
               data[config]();
             }
           });

docs/dist/js/umd/scrollspy.js

@@ -288,6 +288,9 @@
             }
 
             if (typeof config === 'string') {
+              if (data[config] === undefined) {
+                throw new Error('No method named "' + config + '"');
+              }
               data[config]();
             }
           });

docs/dist/js/umd/tab.js

@@ -240,6 +240,9 @@
             }
 
             if (typeof config === 'string') {
+              if (data[config] === undefined) {
+                throw new Error('No method named "' + config + '"');
+              }
               data[config]();
             }
           });

docs/dist/js/umd/tooltip.js

@@ -577,6 +577,9 @@
             }
 
             if (typeof config === 'string') {
+              if (data[config] === undefined) {
+                throw new Error('No method named "' + config + '"');
+              }
               data[config]();
             }
           });

js/dist/carousel.js

@@ -119,6 +119,14 @@ var Carousel = (function ($) {
           this._slide(Direction.NEXT);
         }
       }
+    }, {
+      key: 'nextWhenVisible',
+      value: function nextWhenVisible() {
+        // Don't call next when the page isn't visible
+        if (!document.hidden) {
+          this.next();
+        }
+      }
     }, {
       key: 'prev',
       value: function prev() {
@@ -154,7 +162,7 @@ var Carousel = (function ($) {
         }
 
         if (this._config.interval && !this._isPaused) {
-          this._interval = setInterval($.proxy(this.next, this), this._config.interval);
+          this._interval = setInterval($.proxy(document.visibilityState ? this.nextWhenVisible : this.next, this), this._config.interval);
         }
       }
     }, {