tree 6e23f0777396e8a01951f0d36e95b8f41fc221b5
parent bdc579b22f45c71adb7e48d684306600b370fac9
author Steve Varnau <steve.varnau@hp.com> 1428097786 -0700
committer Steve Varnau <steve.varnau@hp.com> 1428098498 -0700

Fix timer jobs getting aborted from abandoning a change

NullChange returned equal for any change in the project, now
only returns equal for a NullChange (_id None) in the project.

Also added test case for the issue.

Change-Id: I4e43d1aa6cb040f775308f18333e090ff20e0dc0
Closes-Bug: 2000223