2.3.4-zentyal2

New feautres

• sogo-openchange will raise exceptions when imap connection cannot be established

Bug fixes

• Contact listing with no filter
• Do not fail encoding email subjects mixing ASCII with non-ASCII (unittest only, the fix is in sope 2.3.5-zentyal3)

Enhancements

• Use OpenChange log level in SOGo-OpenChange library
• Editor role, Simple and Detailed Free/Busy permission level can be set in calendar folder permissions from Outlook