Less distracting git clone line for public page

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

app/assets/stylesheets/sections/projects.scss

@@ -172,8 +172,8 @@ ul.nav.nav-projects-tabs {
 }
 
 .public-clone {
-  background: #333;
-  color: #f5f5f5;
+  background: #EEE;
+  color: #777;
   padding: 6px 10px;
   margin: 1px;
   font-weight: normal;

app/views/public/projects/index.html.haml

@@ -45,7 +45,7 @@
             %small.access-icon
               = internal_icon
               Internal
-          .pull-right
+          .pull-right.hidden-sm.hidden-xs
             %pre.public-clone git clone #{project.http_url_to_repo}
 
         - if project.description.present?