update collapsible nav in navbar

less/navbar.less

@@ -42,8 +42,9 @@
 .btn-navbar .i-bar + .i-bar {
   margin-top: 3px;
 }
+// Override the default collapsed state
 .nav-collapse.collapse {
-  height: auto !important; // Required to be !important to override native collapse plugin
+  height: auto;
 }
 
 

less/responsive.less

@@ -240,7 +240,7 @@
     position: static;
     margin-bottom: @baseLineHeight;
   }
-  .navbar-inner {
+  .navbar-fixed-top .navbar-inner {
     padding: 5px;
     background-image: none;
   }
@@ -335,10 +335,13 @@
   }
 
   // Hide everything in the navbar save .brand and toggle button */
-  .nav-collapse {
+  .nav-collapse.collapse {
     overflow: hidden;
     height: 0;
   }
+  .nav-collapse.collapse.in {
+    height: auto;
+  }
 
 }