Update JUnit 4 to version 4.13. (#2099)
Update JUnit 4 to version 4.13. (#2099)


paulstapleton/flowable-engine,flowable/flowable-engine,paulstapleton/flowable-engine,dbmalkovsky/flowable-engine,paulstapleton/flowable-engine,flowable/flowable-engine,dbmalkovsky/flowable-engine,flowable/flowable-engine,dbmalkovsky/flowable-engine,dbmalkovsky/flowable-engine,flowable/flowable-engine,paulstapleton/flowable-engine