Remove tree single-tab panel

app/views/tree/_head.html.haml

@@ -1,7 +0,0 @@
-%ul.nav.nav-tabs
-  %li
-    = render partial: 'shared/ref_switcher', locals: {destination: 'tree', path: @path}
-  = nav_link(controller: :tree) do
-    = link_to 'Source', project_tree_path(@project, @ref)
-  %li.pull-right
-    = render "shared/clone_panel"

app/views/tree/_tree.html.haml

@@ -1,8 +1,8 @@
 %ul.breadcrumb
   %li
-    %span.arrow
+    %i.icon-angle-right
     = link_to project_tree_path(@project, @ref) do
-      = @project.name
+      = @project.path
   - tree.breadcrumbs(6) do |title, path|
     \/
     %li

app/views/tree/show.html.haml

@@ -1,3 +1,4 @@
-= render "head"
+%div.tree-ref-holder
+  = render 'shared/ref_switcher', destination: 'tree', path: @path
 %div#tree-holder.tree-holder
   = render "tree", tree: @tree