var gulp      = require('gulp');
var html      = require('../config/html');
var iconFont  = require('../config/iconFont');
var svgSprite = require('../config/svg-sprite');
var images    = require('../config/images');
var sass      = require('../config/sass');
var fonts     = require('../config/fonts');
var watch     = require('gulp-watch');

gulp.task('watch', ['browserSync'], function() {
  watch(images.src, function() { gulp.start('images'); });
  watch(sass.src, function() { gulp.start('sass'); });
  watch(iconFont.src, function() { gulp.start('iconFont'); });
  watch(svgSprite.src, function() { gulp.start('svg-sprite'); });
  watch(fonts.src, function() { gulp.start('fonts'); });
  watch(html.watch, function() { gulp.start('html'); });
});

@@ -206,24 +206,27 @@
 g/images');%0A
+// 
 var sass    
@@ -252,24 +252,67 @@
 fig/sass');%0A
+var less      = require('../config/less');%0A
 var fonts   
@@ -484,32 +484,35 @@
 'images'); %7D);%0A 
+ //
  watch(sass.src,
@@ -541,32 +541,87 @@
 rt('sass'); %7D);%0A
+  watch(less.src, function() %7B gulp.start('less'); %7D);%0A
   watch(iconFont

Add watch for less files