remove rounded corners on buttons from IE9 so gradients don't bleed out

bootstrap-1.2.0.css

@@ -6,7 +6,7 @@
  * http://www.apache.org/licenses/LICENSE-2.0
  *
  * Designed and built with all the love in the world @twitter by @mdo and @fat.
- * Date: Fri Sep  2 12:30:58 PDT 2011
+ * Date: Fri Sep  2 12:35:18 PDT 2011
  */
 /* Reset.less
  * Props to Eric Meyer (meyerweb.com) for his CSS reset file. We're using an adapted version here	that cuts out some of the reset HTML elements we will never need here (i.e., dfn, samp, etc).
@@ -1618,6 +1618,9 @@ footer {
   padding: 7px 9px 7px;
   font-size: 11px;
 }
+:root .alert-message, :root .btn {
+  border-radius: 0 \0;
+}
 button.btn::-moz-focus-inner, input[type=submit].btn::-moz-focus-inner {
   padding: 0;
   border: 0;