Merge pull request #245 from cleverage/197

#197 - Add missing tests

Author: njoubert-cleverage

CHANGELOG.md

@@ -1,6 +1,9 @@
 Latest
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+## Changes
+* [#197](https://github.com/cleverage/process-bundle/issues/197) Add missing tests: every Task and Transformer is now covered by unit tests. Remove the obsolete `tests.old` directory.
+
 v5.1
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