Adds more css classes to the roadmap issues (#3214).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2694 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/helpers/application_helper.rb

@@ -54,9 +54,7 @@ module ApplicationHelper
   end
 
   def link_to_issue(issue, options={})
-    options[:class] ||= ''
-    options[:class] << ' issue'
-    options[:class] << ' closed' if issue.closed?
+    options[:class] ||= issue.css_classes
     link_to "#{issue.tracker.name} ##{issue.id}", {:controller => "issues", :action => "show", :id => issue}, options
   end