Use gutil log instead of console log for clean task

Author: benediktvaldez

tasks/clean.js

@@ -3,8 +3,8 @@
 module.exports = function(gulp) {
   var del = require('del');
   gulp.task('clean', function() {
-    del(gulp.cfg.env.dir + '/*', function (err, deletedFiles) {
-        console.log('Files deleted:', deletedFiles.join(', '));
+    del(gulp.cfg.env.dir + '/**/*', function (err, deletedFiles) {
+      gulp.plugin.util.log('Files deleted:', deletedFiles.join(', '));
     });
     return gulp.src(gulp.cfg.env.dir +'/*', {read: false});
   });