app/views/collections/_view_by_tag.html.haml
%h3.section_title
Viewing Problems with Tag Dup
// = link_to collection.name, collection_path(:id => collection.id)
%div.section_body
= render :partial => 'problems/problem_table',
:locals => {:problems => @collection.problems, :columns => [:checkbox, :problem, :tags],
:group_id => @collection.id, :empty_msg => 'This collection is empty'}