Fix layout for empty project

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

app/views/projects/empty.html.haml

+- @no_container = true
+
 = content_for :flash_message do
   - if current_user && can?(current_user, :download_code, @project)
     = render 'shared/no_ssh'
@@ -17,40 +19,41 @@
       file to this project.
 - if can?(current_user, :download_code, @project)
-  .prepend-top-20
-  .empty_wrapper
-    %h3.page-title-empty
-      Command line instructions
-    %div.git-empty
-      %fieldset
-        %h5 Git global setup
-        %pre.light-well
-          :preserve
-            git config --global user.name "#{h git_user_name}"
-            git config --global user.email "#{h git_user_email}"
-      %fieldset
-        %h5 Create a new repository
-        %pre.light-well
-          :preserve
-            git clone #{ content_tag(:span, default_url_to_repo, class: 'clone')}
-            cd #{h @project.path}
-            touch README.md
-            git add README.md
-            git commit -m "add README"
-            git push -u origin master
-      %fieldset
-        %h5 Existing folder or Git repository
-        %pre.light-well
-          :preserve
-            cd existing_folder
-            git init
-            git remote add origin #{ content_tag(:span, default_url_to_repo, class: 'clone')}
-            git add .
-            git commit
-            git push -u origin master
-        - if can? current_user, :remove_project, @project
-          .prepend-top-20
-            = link_to 'Remove project', [@project.namespace.becomes(Namespace), @project], data: { confirm: remove_project_message(@project)}, method: :delete, class: "btn btn-remove pull-right"
+  %div{ class: container_class }
+    .prepend-top-20
+    .empty_wrapper
+      %h3.page-title-empty
+        Command line instructions
+      %div.git-empty
+        %fieldset
+          %h5 Git global setup
+          %pre.light-well
+            :preserve
+              git config --global user.name "#{h git_user_name}"
+              git config --global user.email "#{h git_user_email}"
+        %fieldset
+          %h5 Create a new repository
+          %pre.light-well
+            :preserve
+              git clone #{ content_tag(:span, default_url_to_repo, class: 'clone')}
+              cd #{h @project.path}
+              touch README.md
+              git add README.md
+              git commit -m "add README"
+              git push -u origin master
+        %fieldset
+          %h5 Existing folder or Git repository
+          %pre.light-well
+            :preserve
+              cd existing_folder
+              git init
+              git remote add origin #{ content_tag(:span, default_url_to_repo, class: 'clone')}
+              git add .
+              git commit
+              git push -u origin master
+          - if can? current_user, :remove_project, @project
+            .prepend-top-20
+              = link_to 'Remove project', [@project.namespace.becomes(Namespace), @project], data: { confirm: remove_project_message(@project)}, method: :delete, class: "btn btn-remove pull-right"