Fixed #61  o Downgraded maven-plugin-plugin to version 3.3 which    solved the build problems in the integration tests.
Fixed #61
 o Downgraded maven-plugin-plugin to version 3.3 which
   solved the build problems in the integration tests.

prostagma/versions-maven-plugin,bcalmac/branch-maven-plugin,HelloWallet/versions-maven-plugin,tomerc/versions-maven-plugin,mojohaus/versions-maven-plugin,mojohaus/versions-maven-plugin