Make layout navigation gray and fluid

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

app/assets/stylesheets/framework/nav.scss

@@ -185,3 +185,22 @@
     }
   }
 }
+
+.layout-nav {
+  background: $gray-light;
+  border-bottom: 1px solid $border-color;
+
+  .controls {
+    float: right;
+    position: relative;
+    top: 10px;
+
+    .dropdown {
+      margin-left: 7px;
+    }
+  }
+
+  .nav-links {
+    border-bottom: none;
+  }
+}

app/views/layouts/_page.html.haml

@@ -22,13 +22,13 @@
         = image_tag avatar_icon(current_user, 60), alt: 'Profile', class: 'avatar avatar s36'
         .username
           = current_user.username
+  - if defined?(nav) && nav
+    .layout-nav
+      .container-fluid
+        = render "layouts/nav/#{nav}"
   .content-wrapper
     = render "layouts/flash"
     = yield :flash_message
-    - if defined?(nav) && nav
-      .layout-nav
-        %div{ class: container_class }
-          = render "layouts/nav/#{nav}"
     %div{ class: (container_class unless @no_container) }
       .content
         .clearfix