projects link added. security specs added

app/views/deploy_keys/index.html.haml

@@ -5,6 +5,12 @@
     - @keys.each do |key|
       = render(:partial => 'show', :locals => {:key => key})
 
+- if @keys.blank?
+  .notice_holder
+    %li Deploy Keys do not exist yet.
+    - if can? current_user, :admin_project, @project
+      %li You can add a new one by clicking on plus icon
+
 :javascript
   $('.delete-key').live('ajax:success', function() {
     $(this).closest('.update-item').fadeOut(); });

app/views/layouts/_head_panel.html.haml

@@ -5,8 +5,8 @@
       %div.main_links
         = link_to root_path, :class => "home", :title => "Home" do 
           = image_tag "Home-UI.PNG"
-        = link_to :back, :title => "Back" do 
-          = image_tag "Arrow-Left-UI.PNG"
+        = link_to projects_path, :title => "Projects" do 
+          = image_tag "Storage-UI.PNG"
 
       - if project_layout
         .project_name