Improve UI for Project settings page

app/views/projects/edit.html.haml

 .project-edit-container
   .project-edit-errors
   .project-edit-content
-    .ui-box.white
-      .title
-        %strong= @project.name
-        project settings:
+    %div
+      %h3.page-title
+        Project settings:
+      %p.light Some settings like transferring project are hidden inside danger area below
+      %hr
       .form-holder
         = form_for(@project, remote: true) do |f|
           %fieldset
@@ -100,6 +101,18 @@
           .form-actions
             = f.submit 'Save changes', class: "btn btn-save"
 
+
+
+    %center.light.prepend-top-20.padded
+      %h3
+        %i.icon-warning-sign
+        Dangerous settings
+      %p Project settings below may result in data loss!
+      = link_to '#', class: 'btn js-toggle-visibility-link' do
+        Show it to me
+        %i.icon-chevron-down
+
+    .js-toggle-visibility-container.hide
       - if can?(current_user, :change_namespace, @project)
         .ui-box.ui-box-danger
           .title Transfer project
@@ -144,10 +157,10 @@
           .ui-box-body
             %p
               Remove of project will cause removing repository and all related resources like issues, merge requests etc.
-          %p
+              %br
               %strong Removed project can not be restored!
 
-          = link_to 'Remove project', @project, confirm: remove_project_message(@project), method: :delete, class: "btn btn-remove btn-small"
+            = link_to 'Remove project', @project, confirm: remove_project_message(@project), method: :delete, class: "btn btn-remove"
       - else
         %p.nothing_here_message Only project owner can remove a project