Add titles for blame view and Edit mode

app/assets/stylesheets/gitlab_bootstrap/blocks.scss

@@ -70,10 +70,6 @@
     border-top: 1px solid #eee;
   }
-  &.white {
-    background: #fff;
-  }
-
   ul {
     margin: 0;
   }

app/views/projects/blame/_head.html.haml

-%div.tree-ref-holder
-  = render 'shared/ref_switcher', destination: 'tree', path: params[:path]

app/views/projects/blame/show.html.haml

-= render "head"
+%h3.page-title Blame view
 #tree-holder.tree-holder
-  %ul.breadcrumb
-    %li
-      %i.icon-angle-right
-      = link_to project_tree_path(@project, @ref) do
-        = @project.name
-    - tree_breadcrumbs(@tree, 6) do |link|
-      \/
-      %li= link
-  .clear
-
   .file-holder
     .file-title
       %i.icon-file
       %span.file_name
-        = @blob.name
+        = @path
         %small= number_to_human_size @blob.size
       %span.options= render "projects/blob/actions"
     .file-content.blame

app/views/projects/edit_tree/show.html.haml

+%h3.page-title Edit mode
 .file-editor
   = form_tag(project_edit_tree_path(@project, @id), method: :put, class: "form-horizontal") do
     .file-holder