nuke unused code, add to upgrading page

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: Sat Jan  7 20:56:31 PST 2012
+ * Date: Sat Jan  7 21:10:08 PST 2012
  */
 html, body {
   margin: 0;
@@ -1790,38 +1790,6 @@ i {
   left: auto;
   right: 13px;
 }
-/*  // Dropdowns within the .nav
-  .dropdown-toggle:hover,
-  .dropdown.open .dropdown-toggle {
-    background: #444;
-    background: rgba(255,255,255,.05);
-  }
-  .dropdown-menu {
-    background-color: #333;
-    .dropdown-toggle {
-      color: @white;
-      &.open {
-        background: #444;
-        background: rgba(255,255,255,.05);
-      }
-    }
-    li a {
-      padding: 4px 15px;
-      color: #999;
-      text-shadow: 0 1px 0 rgba(0,0,0,.5);
-      &:hover {
-        #gradient > .vertical(#292929,#191919);
-        color: @white;
-      }
-    }
-    .active a {
-      color: @white;
-    }
-    .divider {
-      background-color: #222;
-      border-color: #444;
-    }
-  }*/
 .nav {
   margin-left: 0;
   margin-bottom: 18px;

docs/upgrading.html

@@ -111,6 +111,7 @@
     <ul>
       <li>Updated the <code>.dropdown-menu</code> to tighten up spacing</li>
       <li>Now requires you to add a <code>&lt;span class="caret"&gt;&lt;/span&gt;</code> to show the dropdown arrow</li>
+      <li>The navbar (fixed topbar) has brand new dropdowns. Gone are the dark versions and in their place are the standard white ones with an additional caret at their tops for clarity of position.</li>
     </ul>
   </li>
   <li>Navigation

lib/navbar.less

@@ -241,37 +241,3 @@
     right: 13px;
   }
 }
-
-
-/*  // Dropdowns within the .nav
-  .dropdown-toggle:hover,
-  .dropdown.open .dropdown-toggle {
-    background: #444;
-    background: rgba(255,255,255,.05);
-  }
-  .dropdown-menu {
-    background-color: #333;
-    .dropdown-toggle {
-      color: @white;
-      &.open {
-        background: #444;
-        background: rgba(255,255,255,.05);
-      }
-    }
-    li a {
-      padding: 4px 15px;
-      color: #999;
-      text-shadow: 0 1px 0 rgba(0,0,0,.5);
-      &:hover {
-        #gradient > .vertical(#292929,#191919);
-        color: @white;
-      }
-    }
-    .active a {
-      color: @white;
-    }
-    .divider {
-      background-color: #222;
-      border-color: #444;
-    }
-  }*/