[maven-release-plugin] prepare release PIPE--5.0.2

release 5.0.1

[maven-release-plugin] copy for tag PIPE-5.0.0

[maven-release-plugin] copy for tag PIPE-5.0.0-beta-3

 Release 5.0.0-beta.2

Release 5.0.0-beta.1

Bump version number 4.3.2

Update version to 4.3.1

* Bug fix for sarahtattersall#10 PNML default arc weights
* Integrate Maven build system into project