Split "Manage documents" permission into create, edit and delete permissions (#12401).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11206 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/documents/show.html.erb

@@ -1,6 +1,8 @@
 <div class="contextual">
-<% if User.current.allowed_to?(:manage_documents, @project) %>
+<% if User.current.allowed_to?(:edit_documents, @project) %>
 <%= link_to l(:button_edit), edit_document_path(@document), :class => 'icon icon-edit', :accesskey => accesskey(:edit) %>
+<% end %>
+<% if User.current.allowed_to?(:delete_documents, @project) %>
 <%= delete_link document_path(@document) %>
 <% end %>
 </div>