0.9.6

• Correctly order calendar properties before calendar components (#98)
• Correctly serialize timestamp values (i.e. REV) (#99)
• Pass correct formatting string to logger (#102) - thanks @CruzR!
• RRULE: Fix floating UNTIL with dateutil > 2.6.1 (#115) - thanks @Unrud!
• Encode params if necessary in serialization (#109) - thanks @matthias-k!
• Ignore escaped semi-colons in UNTIL value (#114) - thanks @Unrud!
• RRULE: Fix VTODO without DTSTART (#116) - thanks @Unrud!
• Fixed regexp for VCF Version 2.1 (#121) - thanks @farmovit!
• repr changed for datetime.timedelta in python 3.7 (#122) - thanks @sharkcz!

0.9.5

• Make ics_diff.py work with Python 3 (#67)
• Huge changes to text encoding for Python 2/3 compatibility (#70, #86)
• Autogenerate DTSTAMP if not provided (#92)
• Fix getrruleset() for Python 3 and in the case that addRDate=True (#85)
• Update vCard property validation to match specifications (#77) - thanks @tasn!
• Handle offset-naive and offset-aware datetimes in recurrence rules (#76) - thanks @htgoebel!
• Improved documentation for multi-value properties (#79, #88)

0.9.4.1

• Pickling/deepcopy hotfix (#60)

0.9.4

• Improved PEP8 compliance (#53)
• Improved Python 3 compatibility (#55)
• Improved encoding/decoding (#49, #58) - thanks @pbiering!
• Correct handling of pytz timezones (#45) - thanks @Achimh3011!

0.9.3

• Fixed use of doc in setup.py for -OO mode (#19) - thanks @dsanders11!
• Added python3 compatibility for base64 encoding (#21) - thanks @prauscher!
• Fixed ORG fields with multiple components (#23) - thanks @untitaker!
• Removed stray HTML entity in README (#26) - thanks @inglesp!
• Updated README.md to show example of adding "ORG" to a vCard (#28) - thanks @Tamerz!
• Handle pytz timezones in iCalendar serialization (#33) - thanks @medmunds!
• Use logging instead of printing to stdout (#35) - thanks @lucc!

0.9.2

• Better line folding for utf-8 string (#15) - thanks @glibin!
• Convert unicode to utf-8 to be StringIO compatible (#17) - thanks @mholtzberg!

0.9.1

Removed block on dateutil version (now >=2.4.0 is supported)

Thanks to @pypingou for the fix!

0.9.0

• Python 3 compatible (now requires Python 2.7+)
• Updated version of dateutil (2.4.0)
• More comprehensive unit tests available in tests.py
• Performance improvements in iteration
• Test files are included in PyPI download package

0.8.2

Removed unnecessary ez_setup call from setup.py