reverse the gradient on striped progress bars so it matches the active state when animated

docs/assets/css/bootstrap-responsive.css

@@ -36,7 +36,6 @@
   min-height: 28px;
   -webkit-box-sizing: border-box;
      -moz-box-sizing: border-box;
-      -ms-box-sizing: border-box;
           box-sizing: border-box;
 }
 
@@ -202,7 +201,6 @@
     *margin-left: 2.510911074638298%;
     -webkit-box-sizing: border-box;
        -moz-box-sizing: border-box;
-        -ms-box-sizing: border-box;
             box-sizing: border-box;
   }
   .row-fluid [class*="span"]:first-child {
@@ -543,7 +541,6 @@
     *margin-left: 2.709239449638298%;
     -webkit-box-sizing: border-box;
        -moz-box-sizing: border-box;
-        -ms-box-sizing: border-box;
             box-sizing: border-box;
   }
   .row-fluid [class*="span"]:first-child {
@@ -811,7 +808,6 @@
     min-height: 28px;
     -webkit-box-sizing: border-box;
        -moz-box-sizing: border-box;
-        -ms-box-sizing: border-box;
             box-sizing: border-box;
   }
   .input-prepend input,

less/mixins.less

@@ -440,7 +440,7 @@
     background-image: -o-radial-gradient(circle, @innerColor, @outerColor);
     background-repeat: no-repeat;
   }
-  .striped(@color, @angle: -45deg) {
+  .striped(@color, @angle: 45deg) {
     background-color: @color;
     background-image: -webkit-gradient(linear, 0 100%, 100% 0, color-stop(.25, rgba(255,255,255,.15)), color-stop(.25, transparent), color-stop(.5, transparent), color-stop(.5, rgba(255,255,255,.15)), color-stop(.75, rgba(255,255,255,.15)), color-stop(.75, transparent), to(transparent));
     background-image: -webkit-linear-gradient(@angle, rgba(255,255,255,.15) 25%, transparent 25%, transparent 50%, rgba(255,255,255,.15) 50%, rgba(255,255,255,.15) 75%, transparent 75%, transparent);