Fix: public statistics errors "Warning: require_once(/classes/core/class.progressbar.php) [function.require-once]: failed to open stream: No such file or directory ...\statistics_user.php on line 35
Fatal error: require_once() [function.require]: Failed opening required '/classes/core/class.progressbar.php' in ...statistics_user.php on line 35"
Thanks Carsten!

git-svn-id: file:///Users/Shitiz/Downloads/lssvn/source/limesurvey@8999 b72ed6b6-b9f8-46b5-92b4-906544132732