This reverts commit 653acf4ed7cc8274b6b9f6db9e4c45e54e3f52ab.

+ cleanup

* TODO: introduce a variable for manual triggering without the need to commit and roll-back

 building blocks for json generation, translation, and validation

* updated upstream api to latest version

# Conflicts:
#	plugins/org.etsi.mts.tdl.openapi.generator.wrapper/README.md

* refined error messages