Fix dashboard "show more project" link padding

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

app/views/dashboard/_projects.html.haml

@@ -19,7 +19,7 @@
       %li.bottom
         %span.light
           #{@projects_limit} of #{pluralize(@projects_count, 'project')} displayed.
-        .pull-right.append-right-10
+        .pull-right
           = link_to projects_dashboard_path do
             Show all
             %i.icon-angle-right