code: public void registerVersion(String name, String version) {
      Version versionToAdd = new Version(keyHandler.handle(name), version);
      getCorePlugin().registerVersion(versionToAdd);
    }
docs: This method was intended to register module names with their
  current version identifier.
  This could / should actually be generalized into an non numeric
  state value
  
  @param name name of the versionized "thing" (class, module etc.)
  @param version identifier of the version