docs: function () {
  
                  var stream = new $.streamqueue({
                      objectMode: true
                  });
  
                  //Optionally injected additional css sourcecode
                  injectIntoStream(stream, options.injectInto.css.pre);
  
                  // App files without vendor files
                  stream.queue(gulp.src(options.files.cssNoVendor));
  
                  //Optionally injected additional css sourcecode
                  injectIntoStream(stream, options.injectInto.css.post);
  
                  return stream
                      .done()
                      .pipe($.concat(options.output.css.app))
                      .pipe($.generateOutPipe(options.paths.build, options.output.css.path, 'app.css', options.rev, $.cssMinify)());
              }