code: function bundle() {
    return browserify( config.inputDir + config.inputFile ).bundle()
      .pipe(
        source( config.outputFile )
      )
      .pipe(
        rename( config.outputFile )
      )
      .pipe(
        gulp.dest( config.outputDir ) // Create the .devel.js
      )
      .pipe(
        streamify( jsmin() )
      )
      .pipe(
        rename( config.outputFileMin )
      )
      .pipe(
        gulp.dest( config.outputDir ) // Create the .min.js
      )
      .pipe(
        streamify( gzip() )
      )
      .pipe(
        rename( config.outputFileMinGz )
      )
      .pipe(
        gulp.dest( config.outputDir ) // Create the .min.gz
      );
  }
docs: Produce outfile, min, and gzip versions