private void generateMetaData() throws IOException {
        File metaDataFile = new File( dataDirectory, "metaData.js" );
        log.debug( "Generating " + metaDataFile + "..." );

        metaData.showThumbnails = specializedConfig.getShowThumbnails();

        String content = "jgivenReport.setMetaData(" + new Gson().toJson( metaData ) + " );";

        Files.asCharSink(metaDataFile, Charsets.UTF_8 ).write( content);
    }
Deletes all steps of scenario cases where a data table
is generated to reduce the size of the data file. 
In this case only the steps of the first scenario case are actually needed.
jgiven-html5-report/src/main/java/com/tngtech/jgiven/report/html5/Html5ReportGenerator.java