code: function buildMixinsDocsList() {
    return fs.readdirSync('packages/basic-component-mixins/src').filter(file => {
      return file.indexOf('.js') == file.length - 3;
    }).map(file => {
      const fileRoot = file.replace('.js', '');
      return {
        src: `packages/basic-component-mixins/src/${file}`,
        dest: `packages/basic-component-mixins/docs/${fileRoot}.md` };
    });
  }
docs: Build the portion of docsList that represents the individual source files within the basic-component-mixins directory.