* [JAVA-1657] core-java-modules JUnit and Maven Surefire Plugin upgrade
* [JAVA-1657] Changed sub modules parents to core-java-modules and core-java-modules to parent-java
* [JAVA-1657] Upgraded JUnit Jupiter version
* [JAVA-1657] Get JUnit 4 dependency transitively
* Perform a null-check instead of catching NPE's
* Use pre-compiled regular expressions and perform a null-check before testing it against the regex
* Made the test usable with two modes, one using a single values and another one using a more realistic workload.
* Upgraded the commons-lang version