Merge branch 'feature/BUG-16781-post-move-tests' into develop
BUG-16781 switch to slider-text.xml for test runs, and insert an example file
Merge branch 'develop' into feature/BUG-16781-post-move-tests

Conflicts:
	slider-core/src/test/groovy/org/apache/hoya/testtools/KeysForTests.groovy
	slider-core/src/test/groovy/org/apache/hoya/yarn/cluster/YarnMiniClusterTestBase.groovy