Added "assigned to" field in mail notifications.

Also fixed mail_handler unit test (wrong fixture filename).

git-svn-id: http://redmine.rubyforge.org/svn/trunk@527 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/unit/mail_handler_test.rb

@@ -36,7 +36,7 @@ class MailHandlerTest < Test::Unit::TestCase
   end
   
   def test_add_note_to_issue
-    raw = read_fixture("add_note_to_issue_2.txt").join
+    raw = read_fixture("add_note_to_issue.txt").join
     MailHandler.receive(raw)
 
     issue = Issue.find(2)