* use ical4j 1.0.x-maintenance (self-compiled 27 Oct 2014)
* upstream fixes timezone bug (fixes#186)
* try to turn off the check for time zone updates because it's unnecessary in most cases (fixes#239)
* mention ical4j and its major version in generated iCalendars
* update to ez-vcard 0.9.6 from upstream
* version bump to 0.6.4
* detect CardDAV VCard version support using supported-address-data + test
* account setting for supported VCard version
* don't ask for calendar details when querying CardDAV collections
* don't ask for address book details when querying CalDAV collections
* ez-vcard update to 0.9.5 (fixes#268), adapted exception handling
* refactoring: unnecessary DavProp prefixes removed
* store unknown VCard properties in an extra column and load them when generating a new VCard (closes#118)
* upgrade to ez-vcard/0.9.3 (fixes sync error reported via Play Store)
* (re-)enable stale collection check, RetryHandler to retry idempotent CalDAV/CardDAV requests (hopefully fixes#225)
* always set FN/display name (take organization if no structured name is available) (hopefully fixes#227)
* switch to ez-vcard instead if iCal4j-vcard
* generate VCard 3 by default (fixes#67)
* support for more phone number/email/address types, including "custom" types
* limit to 1 URL and 1 note (Android limit)
* support for anniversaries
* build.xml for Ant
* necessary library re-organization
* compatiblity changes to code
* now buildable via Ant and Eclipse ADT
* eclipse-libs has to be included for ADT building only
* ready for Fdroid