Updated Bootstrap to latest version

less/badges.less

@@ -22,6 +22,12 @@
   &:empty {
     display: none;
   }
+
+  // Quick fix for badges in buttons
+  .btn & {
+    position: relative;
+    top: -1px;
+  }
 }
 
 // Hover state, but only for links
@@ -34,12 +40,6 @@ a.badge {
   }
 }
 
-// Quick fix for labels/badges in buttons
-.btn .badge {
-  position: relative;
-  top: -1px;
-}
-
 // Account for counters in navs
 a.list-group-item.active > .badge,
 .nav-pills > .active > a > .badge {

less/button-groups.less

@@ -2,37 +2,6 @@
 // Button groups
 // --------------------------------------------------
 
-// Button carets
-//
-// Match the button text color to the arrow/caret for indicating dropdown-ness.
-
-.caret {
-  .btn-default & {
-    border-top-color: @btn-default-color;
-  }
-  .btn-primary &,
-  .btn-success &,
-  .btn-warning &,
-  .btn-danger &,
-  .btn-info & {
-    border-top-color: #fff;
-  }
-}
-.dropup {
-  & .btn-default .caret {
-    border-bottom-color: @btn-default-color;
-  }
-  .btn-primary,
-  .btn-success,
-  .btn-warning,
-  .btn-danger,
-  .btn-info {
-   .caret {
-      border-bottom-color: #fff;
-    }
-  }
-}
-
 // Make the div behave like a button
 .btn-group,
 .btn-group-vertical {
@@ -150,6 +119,11 @@
 // Remove the gradient and set the same inset shadow as the :active state
 .btn-group.open .dropdown-toggle {
   .box-shadow(inset 0 3px 5px rgba(0,0,0,.125));
+
+  // Show no shadow for `.btn-link` since it has no other button styles.
+  &.btn-link {
+    .box-shadow(none);
+  }
 }
 
 
@@ -173,7 +147,8 @@
 
 .btn-group-vertical {
   > .btn,
-  > .btn-group {
+  > .btn-group,
+  > .btn-group > .btn {
     display: block;
     float: none;
     width: 100%;
@@ -233,11 +208,15 @@
   width: 100%;
   table-layout: fixed;
   border-collapse: separate;
-  .btn {
+  > .btn,
+  > .btn-group {
     float: none;
     display: table-cell;
     width: 1%;
   }
+  > .btn-group .btn {
+    width: 100%;
+  }
 }
 
 

less/buttons.less

@@ -6,7 +6,6 @@
 // Base styles
 // --------------------------------------------------
 
-// Core styles
 .btn {
   display: inline-block;
   margin-bottom: 0; // For input.btn
@@ -45,7 +44,6 @@
     .opacity(.65);
     .box-shadow(none);
   }
-
 }
 
 
@@ -123,13 +121,12 @@
   // line-height: ensure even-numbered height of button next to large input
   .button-size(@padding-large-vertical; @padding-large-horizontal; @font-size-large; @line-height-large; @border-radius-large);
 }
-.btn-sm,
-.btn-xs {
+.btn-sm {
   // line-height: ensure proper height of button next to small input
   .button-size(@padding-small-vertical; @padding-small-horizontal; @font-size-small; @line-height-small; @border-radius-small);
 }
 .btn-xs {
-  padding: 1px 5px;
+  .button-size(@padding-xs-vertical; @padding-xs-horizontal; @font-size-small; @line-height-small; @border-radius-small);
 }
 
 

less/carousel.less

@@ -75,7 +75,7 @@
   color: @carousel-control-color;
   text-align: center;
   text-shadow: @carousel-text-shadow;
-  // We can't have this transition here because webkit cancels the carousel
+  // We can't have this transition here because WebKit cancels the carousel
   // animation if you trip this while in the middle of another animation.
 
   // Set gradients for backgrounds
@@ -91,6 +91,7 @@
   // Hover/focus state
   &:hover,
   &:focus {
+    outline: none;
     color: @carousel-control-color;
     text-decoration: none;
     .opacity(.9);
@@ -160,6 +161,17 @@
     border: 1px solid @carousel-indicator-border-color;
     border-radius: 10px;
     cursor: pointer;
+
+    // IE8-9 hack for event handling
+    //
+    // Internet Explorer 8-9 does not support clicks on elements without a set
+    // `background-color`. We cannot use `filter` since that's not viewed as a
+    // background color by the browser. Thus, a hack is needed.
+    //
+    // For IE8, we set solid black as it doesn't support `rgba()`. For IE9, we
+    // set alpha transparency for the best results possible.
+    background-color: #000 \9; // IE8
+    background-color: rgba(0,0,0,0); // IE9
   }
   .active {
     margin: 0;

less/code.less

@@ -1,11 +1,11 @@
 //
-// Code (inline and blocK)
+// Code (inline and block)
 // --------------------------------------------------
 
 
 // Inline and block code styles
 code,
-kdb,
+kbd,
 pre,
 samp {
   font-family: @font-family-monospace;

less/dropdowns.less

@@ -10,12 +10,9 @@
   height: 0;
   margin-left: 2px;
   vertical-align: middle;
-  border-top:   @caret-width-base solid @dropdown-caret-color;
+  border-top:   @caret-width-base solid;
   border-right: @caret-width-base solid transparent;
   border-left:  @caret-width-base solid transparent;
-  // Firefox fix for https://github.com/twbs/bootstrap/issues/9538. Once fixed,
-  // we can just straight up remove this.
-  border-bottom: 0 dotted;
 }
 
 // The dropdown wrapper (div)
@@ -163,10 +160,8 @@
 .navbar-fixed-bottom .dropdown {
   // Reverse the caret
   .caret {
-    // Firefox fix for https://github.com/twbs/bootstrap/issues/9538. Once this
-    // gets fixed, restore `border-top: 0;`.
-    border-top: 0 dotted;
-    border-bottom: 4px solid @dropdown-caret-color;
+    border-top: 0;
+    border-bottom: @caret-width-base solid;
     content: "";
   }
   // Different positioning for bottom up menu

less/forms.less

@@ -92,14 +92,6 @@ output {
   vertical-align: middle;
 }
 
-// Placeholder
-//
-// Placeholder text gets special styles because when browsers invalidate entire
-// lines if it doesn't understand a selector/
-.form-control {
-  .placeholder();
-}
-
 
 // Common form controls
 //
@@ -142,6 +134,12 @@ output {
   // Customize the `:focus` state to imitate native WebKit styles.
   .form-control-focus();
 
+  // Placeholder
+  //
+  // Placeholder text gets special styles because when browsers invalidate entire
+  // lines if it doesn't understand a selector/
+  .placeholder();
+
   // Disabled and read-only inputs
   // Note: HTML5 says that controls under a fieldset > legend:first-child won't
   // be disabled if the fieldset is disabled. Due to implementation difficulty,
@@ -311,6 +309,11 @@ input[type="checkbox"],
       display: inline-block;
     }
 
+    // Override `width: 100%;` when not within a `.form-group`
+    select.form-control {
+      width: auto;
+    }
+
     // Remove default margin on radios/checkboxes that were used for stacking, and
     // then undo the floating of radios and checkboxes to match (which also avoids
     // a bug in WebKit: https://github.com/twbs/bootstrap/issues/1969).
@@ -347,6 +350,12 @@ input[type="checkbox"],
     margin-bottom: 0;
     padding-top: (@padding-base-vertical + 1); // Default padding plus a border
   }
+  // Account for padding we're adding to ensure the alignment and of help text
+  // and other content below items
+  .radio,
+  .checkbox {
+    min-height: @line-height-computed + (@padding-base-vertical + 1);
+  }
 
   // Make form groups behave like rows
   .form-group {

less/glyphicons.less

@@ -10,11 +10,11 @@
 // Import the fonts
 @font-face {
   font-family: 'Glyphicons Halflings';
-  src: url('@{icon-font-path}@{icon-font-name}.eot');
-  src: url('@{icon-font-path}@{icon-font-name}.eot?#iefix') format('embedded-opentype'),
-       url('@{icon-font-path}@{icon-font-name}.woff') format('woff'),
-       url('@{icon-font-path}@{icon-font-name}.ttf') format('truetype'),
-       url('@{icon-font-path}@{icon-font-name}.svg#glyphicons_halflingsregular') format('svg');
+  src: ~"url('@{icon-font-path}@{icon-font-name}.eot')";
+  src: ~"url('@{icon-font-path}@{icon-font-name}.eot?#iefix') format('embedded-opentype')",
+       ~"url('@{icon-font-path}@{icon-font-name}.woff') format('woff')",
+       ~"url('@{icon-font-path}@{icon-font-name}.ttf') format('truetype')",
+       ~"url('@{icon-font-path}@{icon-font-name}.svg#glyphicons-halflingsregular') format('svg')";
 }
 
 // Catchall baseclass
@@ -27,8 +27,9 @@
   font-weight: normal;
   line-height: 1;
   -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
 
-  &:empty{
+  &:empty {
     width: 1em;
   }
 }

less/grid.less

@@ -5,6 +5,16 @@
 // Set the container width, and override it for fixed navbars in media queries
 .container {
   .container-fixed();
+
+  @media (min-width: @screen-sm) {
+    width: @container-sm;
+  }
+  @media (min-width: @screen-md) {
+    width: @container-md;
+  }
+  @media (min-width: @screen-lg-min) {
+    width: @container-lg;
+  }
 }
 
 // mobile first defaults
@@ -18,11 +28,8 @@
 
 // Extra small grid
 //
-// Grid classes for extra small devices like smartphones. No offset, push, or
-// pull classes are present here due to the size of the target.
-//
-// Note that `.col-xs-12` doesn't get floated on purpose--there's no need since
-// it's full-width.
+// Columns, offsets, pushes, and pulls for extra small devices like
+// smartphones.
 
 .make-grid-columns-float(xs);
 .make-grid(@grid-columns, xs, width);
@@ -35,15 +42,8 @@
 //
 // Columns, offsets, pushes, and pulls for the small device range, from phones
 // to tablets.
-//
-// Note that `.col-sm-12` doesn't get floated on purpose--there's no need since
-// it's full-width.
 
 @media (min-width: @screen-sm-min) {
-  .container {
-    width: @container-sm;
-  }
-
   .make-grid-columns-float(sm);
   .make-grid(@grid-columns, sm, width);
   .make-grid(@grid-columns, sm, pull);
@@ -55,15 +55,8 @@
 // Medium grid
 //
 // Columns, offsets, pushes, and pulls for the desktop device range.
-//
-// Note that `.col-md-12` doesn't get floated on purpose--there's no need since
-// it's full-width.
 
 @media (min-width: @screen-md-min) {
-  .container {
-    width: @container-md;
-  }
-
   .make-grid-columns-float(md);
   .make-grid(@grid-columns, md, width);
   .make-grid(@grid-columns, md, pull);
@@ -75,15 +68,8 @@
 // Large grid
 //
 // Columns, offsets, pushes, and pulls for the large desktop device range.
-//
-// Note that `.col-lg-12` doesn't get floated on purpose--there's no need since
-// it's full-width.
 
 @media (min-width: @screen-lg-min) {
-  .container {
-    width: @container-lg;
-  }
-
   .make-grid-columns-float(lg);
   .make-grid(@grid-columns, lg, width);
   .make-grid(@grid-columns, lg, pull);

less/input-groups.less

@@ -10,7 +10,7 @@
   border-collapse: separate; // prevent input groups from inheriting border styles from table cells when placed within a table
 
   // Undo padding and float of grid classes
-  &.col {
+  &[class*="col-"] {
     float: none;
     padding-left: 0;
     padding-right: 0;