Changelog
Z-Push RC4 -> Version 1.0 (r41)
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General:
- fixed some typos (ICS<->IMAP) (config.php)
- added errno to output in zarafa_error_handler (debug.php)
- added empty return array in _boundarySplit (mimeDecode.php)

ICS-Backend:
- Added support for multiple-meetingrequest-responses
- Added the rtf (PR_RTF_COMPRESSED) property to synchronize modifications of the body/description on tasks, appointments and contacts
- implmented workaround for missing lastname; we put the fullname in the lastname if required (contacts)
- fixed: fixed tentative & decline behaviour on meeting-request-responses
- fixed: outgoing multipart/alternative mails are sent correctly now (body was empty before)
- fixed: correct property set when pda creates multiple e-mail addresses for a contact
- fixed: typos accessing $this->_defaultstore
- fixed: correct convert w1252<->utf8 in attendee names
- fixed: double-convert to utf-8 in ICS backend
- fixed body truncation: truncate message BEFORE conversion to utf-8
- fixed fetch on "Mail for Exchange": Fetch replies now go into 'replies' section, not in 'perform'
- fixed enddate setting of recurring calendar items

IMAP-Backend:
- Added support for alternative "from"-header values if sendEmail is called without from-header
- Added error supression on all imap-functions
- Added lots of isset()-checks on parameters
- implemented: showing all imap-errors at logout -> prevents calling zarafa-error-handler on imap_close()