0.6.3
=====

* Fixed failing test where DelayedCommands weren't being sorted properly.
  DelayedCommand a now subclass of the DateTime object, where the command's
  due time is the datetime. Fixed issue #3518508.

0.6.2
=====

* Fixed incorrect usage of Connection.execute_delayed (again).

0.6.0
=====

* Minimum Python requirement is now Python 2.6. Python 2.3 and earlier should use 0.5.0
  or earlier.
* Removed incorrect usage of Connection.execute_delayed. Added Connection.execute_every.
  Fixed issue 3516241.
* Use new-style classes.