fix image tag example
Add the form set mapping, fix #2787
Issue #2782 Update to Java testing docs
Add notes about closing WSClient cleanly
Merge pull request #2800 from kipsigman/2782-java-test-docs

Issue #2782 Update to Java testing docs
Merge pull request #2772 from Simek/patch-1

fix image tag example
Merge pull request #2792 from filosganga/feature/2787-add-set-form-mapping

Add the form set mapping, fix #2787