EPOS - Update 2 build 9 (14.2.0.9)

SERVER

• Critical vulnerability in File handling has been addressed.
• Preventing random downloading of 0kB files via WebDAV protocol.
• Fixed a bug causing stacking emails in outgoing queue.
• Fixed an issue with authorizing to SMTP service.
• Fixed a bug causing impossibility to get new files in WebDav.
• Small changes in attendee's calendar event do not trigger "Propose new time" action via CalDAV.
• Improved search for GroupWare items.
• Fixed an issue with revalidating Conference certificate. 

WEBCLIENT

• Cross site scripting vulnerability has been addressed in WebClient.
• Improved Search in All subfolders for documents.