Fixed ability and modify UI a bit

app/models/ability.rb

@@ -68,7 +68,7 @@ class Ability
     def project_report_rules
       project_guest_rules + [
         :download_code,
-        :fork_project
+        :fork_project,
         :write_project_snippet
       ]
     end

app/views/layouts/_head_panel.html.haml

@@ -18,6 +18,9 @@
         %li
           = link_to public_root_path, title: "Public area", class: 'has_bottom_tooltip', 'data-original-title' => 'Public area' do
             %i.icon-globe
+        %li
+          = link_to snippets_path, title: "Snippets area", class: 'has_bottom_tooltip', 'data-original-title' => 'Public area' do
+            %i.icon-paste
         - if current_user.is_admin?
           %li
             = link_to admin_root_path, title: "Admin area", class: 'has_bottom_tooltip', 'data-original-title' => 'Admin area' do

app/views/layouts/snippets.html.haml

@@ -4,11 +4,12 @@
   %body{class: "#{app_theme} application"}
     = render "layouts/head_panel", title: "Snippets"
     = render "layouts/flash"
+    %nav.main-nav
       .container
-      %ul.main_menu
+        %ul
           = nav_link(path: 'dashboard#show', html_options: {class: 'home'}) do
             = link_to root_path, title: "Back to dashboard" do
-            %i.icon-arrow-left
+              %i.icon-home
           = nav_link(path: 'snippet#new') do
             = link_to new_snippet_path do
               New snippet
@@ -18,5 +19,5 @@
           = nav_link(path: 'snippets#index') do
             = link_to snippets_path do
               Discover snippets
-
+    .container
       .content= yield