Tests should not change settings.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@9949 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/functional/settings_controller_test.rb

@@ -77,6 +77,7 @@ class SettingsControllerTest < ActionController::TestCase
     assert !Setting.bcc_recipients?
     assert_equal %w(issue_added issue_updated news_added), Setting.notified_events
     assert_equal 'Test footer', Setting.emails_footer
+    Setting.clear_cache
   end
 
   def test_get_plugin_settings