[#4327] Add a select field to selecting the deliverable for an issue.

lib/redmine_contracts/hooks/view_issues_form_details_bottom_hook.rb

@@ -1,9 +1,7 @@
 module RedmineContracts
   module Hooks
     class ViewIssuesFormDetailsBottomHook < Redmine::Hook::ViewListener
-      def view_issues_form_details_bottom(context={})
-        return ''
-      end
+      render_on(:view_issues_form_details_bottom, :partial => 'issues/edit_deliverable', :layout => false)
     end
   end
 end