normalize the alert classes to match last night's flip for form and table classes

bootstrap.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: Sun Jan 15 00:04:02 PST 2012
+ * Date: Sun Jan 15 11:29:00 PST 2012
  */
 html, body {
   margin: 0;
@@ -2689,38 +2689,38 @@ button.btn::-moz-focus-inner, input[type=submit].btn::-moz-focus-inner {
 
   margin-right: -21px;
 }
-.success-alert {
+.alert-success {
   background-color: #dff0d8;
   border-color: #cfe8c4;
 }
-.success-alert, .success-alert .alert-heading {
+.alert-success, .alert-success .alert-heading {
   color: #468847;
 }
-.danger-alert, .error-alert {
+.alert-danger, .alert-error {
   background-color: #f2dede;
   border-color: #e9c7c7;
 }
-.danger-alert,
-.error-alert,
-.danger-alert .alert-heading,
-.error-alert .alert-heading {
+.alert-danger,
+.alert-error,
+.alert-danger .alert-heading,
+.alert-error .alert-heading {
   color: #B94A48;
 }
-.info-alert {
+.alert-info {
   background-color: #d9edf7;
   border-color: #bfe1f2;
 }
-.info-alert, .info-alert .alert-heading {
+.alert-info, .alert-info .alert-heading {
   color: #3a87ad;
 }
-.block-alert {
+.alert-block {
   padding-top: 14px;
   padding-bottom: 14px;
 }
-.block-alert > p, .block-alert > ul {
+.alert-block > p, .alert-block > ul {
   margin-bottom: 0;
 }
-.block-alert p + p {
+.alert-block p + p {
   margin-top: 5px;
 }
 .thumbnails {