fix the popover background color to work in ie7

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: Wed Oct 19 23:49:47 PDT 2011
+ * Date: Thu Oct 20 09:12:21 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).
@@ -2316,8 +2316,8 @@ button.btn::-moz-focus-inner, input[type=submit].btn::-moz-focus-inner {
   height: 0;
 }
 .popover .inner {
-  background-color: #000000;
-  background-color: rgba(0, 0, 0, 0.8);
+  background: #000000;
+  background: rgba(0, 0, 0, 0.8);
   padding: 3px;
   overflow: hidden;
   width: 280px;

bootstrap.min.css

@@ -339,7 +339,7 @@ button.btn::-moz-focus-inner,input[type=submit].btn::-moz-focus-inner{padding:0;
 .popover.below .arrow{top:0;left:50%;margin-left:-5px;border-left:5px solid transparent;border-right:5px solid transparent;border-bottom:5px solid #000000;}
 .popover.left .arrow{top:50%;right:0;margin-top:-5px;border-top:5px solid transparent;border-bottom:5px solid transparent;border-left:5px solid #000000;}
 .popover .arrow{position:absolute;width:0;height:0;}
-.popover .inner{background-color:#000000;background-color:rgba(0, 0, 0, 0.8);padding:3px;overflow:hidden;width:280px;-webkit-border-radius:6px;-moz-border-radius:6px;border-radius:6px;-webkit-box-shadow:0 3px 7px rgba(0, 0, 0, 0.3);-moz-box-shadow:0 3px 7px rgba(0, 0, 0, 0.3);box-shadow:0 3px 7px rgba(0, 0, 0, 0.3);}
+.popover .inner{background:#000000;background:rgba(0, 0, 0, 0.8);padding:3px;overflow:hidden;width:280px;-webkit-border-radius:6px;-moz-border-radius:6px;border-radius:6px;-webkit-box-shadow:0 3px 7px rgba(0, 0, 0, 0.3);-moz-box-shadow:0 3px 7px rgba(0, 0, 0, 0.3);box-shadow:0 3px 7px rgba(0, 0, 0, 0.3);}
 .popover .title{background-color:#f5f5f5;padding:9px 15px;line-height:1;-webkit-border-radius:3px 3px 0 0;-moz-border-radius:3px 3px 0 0;border-radius:3px 3px 0 0;border-bottom:1px solid #eee;}
 .popover .content{background-color:#ffffff;padding:14px;-webkit-border-radius:0 0 3px 3px;-moz-border-radius:0 0 3px 3px;border-radius:0 0 3px 3px;-webkit-background-clip:padding-box;-moz-background-clip:padding-box;background-clip:padding-box;}.popover .content p,.popover .content ul,.popover .content ol{margin-bottom:0;}
 .fade{-webkit-transition:opacity 0.15s linear;-moz-transition:opacity 0.15s linear;-ms-transition:opacity 0.15s linear;-o-transition:opacity 0.15s linear;transition:opacity 0.15s linear;opacity:0;}.fade.in{opacity:1;}

lib/patterns.less

@@ -959,8 +959,8 @@ input[type=submit].btn {
     height: 0;
   }
   .inner {
-    background-color: @black;
-    background-color: rgba(0,0,0,.8);
+    background: @black;
+    background: rgba(0,0,0,.8);
     padding: 3px;
     overflow: hidden;
     width: 280px;