The only easy way would be to do a restore of your database to a previous state. You should ALWAYS perform backups prior to doing these kinds of things. If you don't have a backup, you might be able to use the recently updated macro to find all the stuff that you changed and undo it.
Atlassian Summit is an excellent opportunity for in-person support, training, and networking.Learn more
Connect with like-minded Atlassian users at free events near you!Find a group
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no AUG chapters near you at the moment.Start an AUG