clean up dup css in responsive, fix navbar dropdown caret

lib/navs.less

@@ -182,11 +182,13 @@
 .pills .dropdown-menu {
   .border-radius(4px);
 }
-.nav .dropdown-toggle .caret {
+.tabs .dropdown-toggle .caret,
+.pills .dropdown-toggle .caret {
   border-top-color: @linkColor;
   margin-top: 6px;
 }
-.nav .dropdown-toggle:hover .caret {
+.tabs .dropdown-toggle:hover .caret,
+.pills .dropdown-toggle:hover .caret {
   border-top-color: @linkColorHover;
 }
 .nav .open .dropdown-toggle {

lib/responsive.less

@@ -67,7 +67,6 @@
       .opacity(100);
       content: "↓";
     }
-
     .nav:hover > li {
       display: block;
     }
@@ -76,13 +75,6 @@
     }
   }
 
-  // Resize modals
-  .modal {
-    width: auto;
-    margin: 0;
-    &.fade.in { top: auto; }
-  }
-
   // Remove the horizontal form styles
   .horizontal-form .control-group > label {
     float: none;
@@ -110,10 +102,12 @@
     left: 20px;
     right: 20px;
     width: auto;
-    .close {
-      padding: 10px;
-    }
+    &.fade.in { top: auto; }
   }
+  .modal-header .close {
+    padding: 10px;
+  }
+
 }
 
 

lib/scaffolding.less

@@ -39,8 +39,14 @@ body {
 .sidebar-right  { padding-right: @fluidSidebarWidth + 40; }
 
 // Float the sidebars accordingly
-.sidebar-left .fluid-sidebar   { float: left; margin-left: (@fluidSidebarWidth + 20) * -1; }
-.sidebar-right .fluid-sidebar  { float: right; margin-right: (@fluidSidebarWidth + 20) * -1; }
+.sidebar-left .fluid-sidebar {
+  float: left;
+  margin-left: (@fluidSidebarWidth + 20) * -1;
+}
+.sidebar-right .fluid-sidebar {
+  float: right;
+  margin-right: (@fluidSidebarWidth + 20) * -1;
+}
 
 // The main content area
 .fluid-content {