Adds watchers selection on new issue form (#398). Permission 'add issue watchers' required.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2164 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/mailer.rb

@@ -28,6 +28,7 @@ class Mailer < ActionMailer::Base
                     'Issue-Author' => issue.author.login
     redmine_headers 'Issue-Assignee' => issue.assigned_to.login if issue.assigned_to
     recipients issue.recipients
+    cc(issue.watcher_recipients - @recipients)
     subject "[#{issue.project.name} - #{issue.tracker.name} ##{issue.id}] (#{issue.status.name}) #{issue.subject}"
     body :issue => issue,
          :issue_url => url_for(:controller => 'issues', :action => 'show', :id => issue)