Ability to disable standard fields on a per tracker basis (#1091).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@9912 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/trackers/_form.html.erb

@@ -6,6 +6,17 @@
 <p><%= f.text_field :name, :required => true %></p>
 <p><%= f.check_box :is_in_roadmap %></p>
 
+<p>
+  <label><%= l(:field_core_fields) %></label>
+  <% Tracker::CORE_FIELDS.each do |field| %>
+  <label class="block">
+    <%= check_box_tag 'tracker[core_fields][]', field, @tracker.core_fields.include?(field) %>
+    <%= l("field_#{field}".sub(/_id$/, '')) %>
+  </label>
+  <% end %>
+</p>
+<%= hidden_field_tag 'tracker[core_fields][]', '' %>
+
 <% if IssueCustomField.all.any? %>
 <p>
   <label><%= l(:label_custom_field_plural) %></label>