* zbnf.jar: The Java archive, source see github. Only that may be need to update frequently for you.
  Note: zbnfjax.zip contains zbnf.jar. Maybe you should syncrhonize all files.
  ==> .../ZBNF/zbnfjax/zbnf.jar
* zbnfjax.zip: contains zbnf.jar and xslt.jar and all scripts for run, no documentation, no examples.
  ==> .../ZBNF/zbnfjax/...
* ZBNF.zip contains the whole package inclusive examples and documentation and the zbnfjax directory.
  ==> .../ZBNF
* ZBNFdocu.zip contains all html-files for ZBNF