remove -moz-box-shadow from .box-shadow() mixin, but keep -webkit since that's...

remove -moz-box-shadow from .box-shadow() mixin, but keep -webkit since that's needed for most iOS and Android mobile browsers

docs/assets/css/bootstrap-responsive.css

@@ -635,7 +635,6 @@
     border: none;
     border-radius: 0;
     -webkit-box-shadow: none;
-       -moz-box-shadow: none;
             box-shadow: none;
   }
   .nav-collapse .dropdown-menu:before,
@@ -657,7 +656,6 @@
     border-top: 1px solid #f2f2f2;
     border-bottom: 1px solid #f2f2f2;
     -webkit-box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1), 0 1px 0 rgba(255, 255, 255, 0.1);
-       -moz-box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1), 0 1px 0 rgba(255, 255, 255, 0.1);
             box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1), 0 1px 0 rgba(255, 255, 255, 0.1);
   }
   .navbar-inverse .nav-collapse .navbar-form,

less/mixins.less

@@ -217,8 +217,7 @@
 
 // Drop shadows
 .box-shadow(@shadow) {
-  -webkit-box-shadow: @shadow;
-     -moz-box-shadow: @shadow;
+  -webkit-box-shadow: @shadow; // iOS <4.3 & Android <4.1
           box-shadow: @shadow;
 }