Fix typo in DatetimeTextRecord.to_bytes()
Add tests to DatetimeTextRecord for parse() and to_bytes()
Based on examples in http://msdn.microsoft.com/en-us/library/cc219284.aspx.
Typo in test case.
Fix DatetimeTextRecord parse() and to_bytes()
The implementation was assuming big-endian ordering of the tz and value bits
but it should be little-endian.
Merge pull request #2 from sschmieta/datetime

DatetimeTextRecord isn't handled correctly