jenkinsci/matrix-project-plugin — pull request #5 by oleg-nenashev (2014-08-05 09:52:20+00:00)
Title: [FIXED JENKINS-19179] - Prevent the disabling of Matrix Configurations

This change blocks calls, which try to disable matrix configurations.
MatrixConfiguration::isDisabled() always returns the parent's value.

P.S: BTW, Unit tests would be useful for the PR