Updating to the latest Font Awesome (4.2.0)

font-awesome/less/bordered-pulled.less

@@ -0,0 +1,16 @@
+// Bordered & Pulled
+// -------------------------
+
+.@{fa-css-prefix}-border {
+  padding: .2em .25em .15em;
+  border: solid .08em @fa-border-color;
+  border-radius: .1em;
+}
+
+.pull-right { float: right; }
+.pull-left { float: left; }
+
+.@{fa-css-prefix} {
+  &.pull-left { margin-right: .3em; }
+  &.pull-right { margin-left: .3em; }
+}

font-awesome/less/core.less

@@ -1,129 +1,11 @@
-/* FONT AWESOME CORE
- * -------------------------- */
-
-[class^="icon-"],
-[class*=" icon-"] {
-  .icon-FontAwesome();
-}
-
-[class^="icon-"]:before,
-[class*=" icon-"]:before {
-  text-decoration: inherit;
-  display: inline-block;
-  speak: none;
-}
-
-/* makes the font 33% larger relative to the icon container */
-.icon-large:before {
-  vertical-align: -10%;
-  font-size: 4/3em;
-}
-
-/* makes sure icons active on rollover in links */
-a {
-  [class^="icon-"],
-  [class*=" icon-"] {
-    display: inline;
-  }
-}
-
-/* increased font size for icon-large */
-[class^="icon-"],
-[class*=" icon-"] {
-  &.icon-fixed-width {
-    display: inline-block;
-    width: 16/14em;
-    text-align: right;
-    padding-right: 4/14em;
-    &.icon-large {
-      width: 20/14em;
-    }
-  }
-}
-
-.icons-ul {
-  margin-left: @icons-li-width;
-  list-style-type: none;
-
-  > li { position: relative; }
-
-  .icon-li {
-    position: absolute;
-    left: -@icons-li-width;
-    width: @icons-li-width;
-    text-align: center;
-    line-height: inherit;
-  }
-}
-
-// allows usage of the hide class directly on font awesome icons
-[class^="icon-"],
-[class*=" icon-"] {
-  &.hide {
-    display: none;
-  }
-}
-
-.icon-muted { color: @iconMuted; }
-.icon-light { color: @iconLight; }
-.icon-dark { color: @iconDark; }
-
-// Icon Borders
+// Base Class Definition
 // -------------------------
 
-.icon-border {
-  border: solid 1px @borderColor;
-  padding: .2em .25em .15em;
-  .border-radius(3px);
-}
-
-// Icon Sizes
-// -------------------------
-
-.icon-2x {
-  font-size: 2em;
-  &.icon-border {
-    border-width: 2px;
-    .border-radius(4px);
-  }
-}
-.icon-3x {
-  font-size: 3em;
-  &.icon-border {
-    border-width: 3px;
-    .border-radius(5px);
-  }
-}
-.icon-4x {
-  font-size: 4em;
-  &.icon-border {
-    border-width: 4px;
-    .border-radius(6px);
-  }
-}
-
-.icon-5x {
-  font-size: 5em;
-  &.icon-border {
-    border-width: 5px;
-    .border-radius(7px);
-  }
-}
-
-
-// Floats & Margins
-// -------------------------
-
-// Quick floats
-.pull-right { float: right; }
-.pull-left { float: left; }
-
-[class^="icon-"],
-[class*=" icon-"] {
-  &.pull-left {
-    margin-right: .3em;
-  }
-  &.pull-right {
-    margin-left: .3em;
-  }
+.@{fa-css-prefix} {
+  display: inline-block;
+  font: normal normal normal 14px/1 FontAwesome; // shortening font declaration
+  font-size: inherit; // can't have font-size inherit on line above, so need to override
+  text-rendering: auto; // optimizelegibility throws things off #1094
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
 }

font-awesome/less/extras.less

@@ -1,93 +1,2 @@
-/* EXTRAS
- * -------------------------- */
-
-/* Stacked and layered icon */
-.icon-stack();
-
-/* Animated rotating icon */
-.icon-spin {
-  display: inline-block;
-  -moz-animation: spin 2s infinite linear;
-  -o-animation: spin 2s infinite linear;
-  -webkit-animation: spin 2s infinite linear;
-  animation: spin 2s infinite linear;
-}
-
-/* Prevent stack and spinners from being taken inline when inside a link */
-a .icon-stack,
-a .icon-spin {
-  display: inline-block;
-  text-decoration: none;
-}
-
-@-moz-keyframes spin {
-  0% { -moz-transform: rotate(0deg); }
-  100% { -moz-transform: rotate(359deg); }
-}
-@-webkit-keyframes spin {
-  0% { -webkit-transform: rotate(0deg); }
-  100% { -webkit-transform: rotate(359deg); }
-}
-@-o-keyframes spin {
-  0% { -o-transform: rotate(0deg); }
-  100% { -o-transform: rotate(359deg); }
-}
-@-ms-keyframes spin {
-  0% { -ms-transform: rotate(0deg); }
-  100% { -ms-transform: rotate(359deg); }
-}
-@keyframes spin {
-  0% { transform: rotate(0deg); }
-  100% { transform: rotate(359deg); }
-}
-
-/* Icon rotations and mirroring */
-.icon-rotate-90:before {
-  -webkit-transform: rotate(90deg);
-  -moz-transform: rotate(90deg);
-  -ms-transform: rotate(90deg);
-  -o-transform: rotate(90deg);
-  transform: rotate(90deg);
-  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=1);
-}
-
-.icon-rotate-180:before {
-  -webkit-transform: rotate(180deg);
-  -moz-transform: rotate(180deg);
-  -ms-transform: rotate(180deg);
-  -o-transform: rotate(180deg);
-  transform: rotate(180deg);
-  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=2);
-}
-
-.icon-rotate-270:before {
-  -webkit-transform: rotate(270deg);
-  -moz-transform: rotate(270deg);
-  -ms-transform: rotate(270deg);
-  -o-transform: rotate(270deg);
-  transform: rotate(270deg);
-  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=3);
-}
-
-.icon-flip-horizontal:before {
-  -webkit-transform: scale(-1, 1);
-  -moz-transform: scale(-1, 1);
-  -ms-transform: scale(-1, 1);
-  -o-transform: scale(-1, 1);
-  transform: scale(-1, 1);
-}
-
-.icon-flip-vertical:before {
-  -webkit-transform: scale(1, -1);
-  -moz-transform: scale(1, -1);
-  -ms-transform: scale(1, -1);
-  -o-transform: scale(1, -1);
-  transform: scale(1, -1);
-}
-
-/* ensure rotation occurs inside anchor tags */
-a {
-  .icon-rotate-90, .icon-rotate-180, .icon-rotate-270, .icon-flip-horizontal, .icon-flip-vertical {
-    &:before { display: inline-block; }
-  }
-}
+// Extras
+// --------------------------

font-awesome/less/fixed-width.less

@@ -0,0 +1,6 @@
+// Fixed Width Icons
+// -------------------------
+.@{fa-css-prefix}-fw {
+  width: (18em / 14);
+  text-align: center;
+}