Tests- added helper methods to ESRestTestCase for checking warnings#36443

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markharwood merged 2 commits intoelastic:masterfrom

markharwood:fix/36251VersionedWarningsHandler

Dec 11, 2018

Commits on Dec 11, 2018

Added helper methods to ESRestTestCase for checking warnings in mixed and current-version-only clusters.
markharwood
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Added javadoc, removed duplicate check from test
markharwood
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