IE10 fix in responsive utilities, not regular utilities

docs/assets/css/bootstrap-responsive.css

@@ -40,6 +40,10 @@
           box-sizing: border-box;
 }
 
+@-ms-viewport {
+  width: device-width;
+}
+
 .hidden {
   display: none;
   visibility: hidden;

docs/assets/css/bootstrap.css

@@ -6014,10 +6014,6 @@ a.badge:hover {
   line-height: 30px;
 }
 
-@-ms-viewport {
-  width: device-width;
-}
-
 .pull-right {
   float: right;
 }

less/responsive-utilities.less

@@ -3,6 +3,13 @@
 // --------------------------------------------------
 
 
+// IE10 Metro responsive
+// Required for Windows 8 Metro split-screen snapping with IE10
+// Source: http://timkadlec.com/2012/10/ie10-snap-mode-and-responsive-design/
+@-ms-viewport{
+  width: device-width;
+}
+
 // Hide from screenreaders and browsers
 // Credit: HTML5 Boilerplate
 .hidden {

less/utilities.less

@@ -3,13 +3,6 @@
 // --------------------------------------------------
 
 
-// IE10 Metro responsive
-// Required for Windows 8 Metro split-screen snapping with IE10
-// Source: http://timkadlec.com/2012/10/ie10-snap-mode-and-responsive-design/
-@-ms-viewport{
-  width: device-width;
-}
-
 // Quick floats
 .pull-right {
   float: right;