Feedback changed notification subject line now references editor not
author, and altered text in body so that it's more similar to statement
in subject.
https://aptivate.kanbantool.com/boards/5986-econsensus#tasks-1222865
Removed random '[' from subject heading for notification of new Decision
object.
Merge pull request #84 from jogwen/feedback_edit_notificaiton_fix

Feedback edit notificaiton fix https://aptivate.kanbantool.com/boards/5986-econsensus#tasks-1222865