Update to Bootstrap v2.2.0

assets/css/less/mixins.less

@@ -154,7 +154,7 @@
 .input-block-level {
   display: block;
   width: 100%;
-  min-height: 30px;        // Make inputs at least the height of their button counterpart
+  min-height: @inputHeight; // Make inputs at least the height of their button counterpart (base line-height + padding + border)
   .box-sizing(border-box); // Makes inputs behave like true block-level elements
 }
 
@@ -183,7 +183,8 @@
     .box-shadow(inset 0 1px 1px rgba(0,0,0,.075)); // Redeclare so transitions work
     &:focus {
       border-color: darken(@borderColor, 10%);
-      .box-shadow(inset 0 1px 1px rgba(0,0,0,.075), 0 0 6px lighten(@borderColor, 20%));
+      @shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 6px lighten(@borderColor, 20%);
+      .box-shadow(@shadow);
     }
   }
   // Give a small background color for input-prepend/-append
@@ -248,12 +249,10 @@
 }
 
 // Drop shadows
-.box-shadow(@shadowA, @shadowB:X, ...){
-  // Multiple shadow solution from http://toekneestuck.com/blog/2012/05/15/less-css-arguments-variable/
-  @props: ~`"@{arguments}".replace(/[\[\]]|\,\sX/g, '')`;
-  -webkit-box-shadow: @props;
-     -moz-box-shadow: @props;
-          box-shadow: @props;
+.box-shadow(@shadow) {
+  -webkit-box-shadow: @shadow;
+     -moz-box-shadow: @shadow;
+          box-shadow: @shadow;
 }
 
 // Transitions
@@ -298,6 +297,7 @@
       -ms-transform: skewX(@x) skewY(@y); // See https://github.com/twitter/bootstrap/issues/4885
        -o-transform: skew(@x, @y);
           transform: skew(@x, @y);
+  -webkit-backface-visibility: hidden; // See https://github.com/twitter/bootstrap/issues/5319
 }
 .translate3d(@x, @y, @z) {
   -webkit-transform: translate3d(@x, @y, @z);
@@ -325,7 +325,7 @@
 }
 
 // Background sizing
-.background-size(@size){
+.background-size(@size) {
   -webkit-background-size: @size;
      -moz-background-size: @size;
        -o-background-size: @size;
@@ -447,7 +447,7 @@
     background-repeat: no-repeat;
     filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",argb(@startColor),argb(@endColor))); // IE9 and down, gets no color-stop at all for proper fallback
   }
-  .radial(@innerColor: #555, @outerColor: #333)  {
+  .radial(@innerColor: #555, @outerColor: #333) {
     background-color: @outerColor;
     background-image: -webkit-gradient(radial, center center, 0, center center, 460, from(@innerColor), to(@outerColor));
     background-image: -webkit-radial-gradient(circle, @innerColor, @outerColor);
@@ -643,6 +643,11 @@
         margin-left: 0;
       }
 
+      // Space grid-sized controls properly if multiple per line
+      .controls-row [class*="span"] + [class*="span"] {
+        margin-left: @fluidGridGutterWidth;
+      }
+
       // generate .spanX and .offsetX
       .spanX (@gridColumns);
       .offsetX (@gridColumns);