gulp.task('pug', function() {
gulp.src(path.pugs)
.pipe(plumber(configs.plumberError))
.pipe(pug(configs.pug))
.pipe(changed(path.public, {
extension: '.html',
hasChanged: changed.compareSha1Digest
}))
.pipe(gulp.dest(path.public))
.pipe(reload(configs.allowStreamReload));
});