Usability improvements to deploy leys

app/controllers/deploy_keys_controller.rb

@@ -54,6 +54,6 @@ class DeployKeysController < ProjectResourceController
   protected
 
   def available_keys
-    @available_keys ||= DeployKey.in_projects(current_user.owned_projects)
+    @available_keys ||= DeployKey.in_projects(current_user.owned_projects).uniq
   end
 end

app/views/deploy_keys/index.html.haml

@@ -18,9 +18,15 @@
       %small for this project
     %ul.bordered-list
       = render @enabled_keys
+      - if @enabled_keys.blank?
+        .light-well
+          %p.nothing_here_message Create #{link_to 'new deploy key', new_project_deploy_key_path(@project)} or add existing one
   .span6.available-keys
     %h5
       Available deploy keys
       %small from projects you are able to manage
     %ul.bordered-list
       = render @available_keys
+      - if @available_keys.blank?
+        .light-well
+          %p.nothing_here_message All deploy keys from projects you can manage will be displayed here