Bitmessage/PyBitmessage — pull request #586 by Andor-Kovacs (2013-12-08 19:57:52+00:00)
Title: Ability to cancel sending a Message

This feature is based on a feature request: ”Ability to cancel sending a Message if POW has not yet been completed.”
A forum thread is available on the https://bitmessage.org/forum/index.php?topic=3412.0
More detailed documentation will be available next week.