Unread badge update moved to common
1. Added foldmarker
2. Reply event moved to common
3. Task update added aditional data
Fixed encrypt_message status
File downloaded status moved to elements
Fixed misspell
Fixed unread counter
Changed task tree modification logic
Fixed compilation problem
Update special function added
Fixed some overhead in task tree sending
Added rebuilding of task tree when new task arrived
Fixed vcard saving to use list for text fields
Fix infinite loop if user undefined

wf:redirect never get flushed because the request would never end, and
eventually all the wf:redirect wirings would eat up all RAM and crash
the VM