add junit Rule for CIServer Tests

[BeckerFrank]

We want to have a way that when we not run on CI Server tests get Ignored but on CI Server these tests should run.

[gnl42]

This change will do that, as long as the code uses the test setup classes.

[BeckerFrank]

This change will do that, as long as the code uses the test setup classes.

Please look into the branch 590_Bugzilla_Rest_Connector .In build Job is green I create a pull request

[gnl42]

Looks very similar to my approach.

I was planning on moving bugzilla unit tests to JUnit 5

[BeckerFrank]

I close this because we solve this with issue #51