/**
  * Checks the engine version.
  *
  * @param version the version.
  * @param versionUtils the <code>VersionUtils</code> instance.
  * @return <code>true</code> if the version matches or is compatible with.
  */
 protected boolean checkVersion(
     @NotNull final String version, @NotNull final VersionUtils versionUtils) {
   return versionUtils.matches(version, "4.x");
 }