remove gulp-clean & add gulp-rimraf

gulpfile.coffee

@@ -6,7 +6,7 @@ spawn = require('child_process').spawn
 server = require('tiny-lr')()
 livereload = require('gulp-livereload')
 rename = require 'gulp-rename'
-clean = require 'gulp-clean'
+rimraf = require 'gulp-rimraf'
 connect = require 'gulp-connect'
 open = require 'gulp-open'
 runs = require 'run-sequence'
@@ -44,7 +44,7 @@ gulp.task 'connect', ->
 
 gulp.task 'clean', ->
   gulp.src 'build'
-    .pipe clean()
+    .pipe rimraf()
 
 # Default task call every tasks created so far.
 gulp.task 'default', (cb) ->

package.json

@@ -15,7 +15,7 @@
   "devDependencies": {
     "bower": "~1.2.8",
     "coffee-script": "~1.7.1",
-    "gulp": "~3.7.0",
+    "gulp": "~3.8.5",
     "gulp-browserify": "~0.5.0",
     "gulp-sass": "~0.7.1",
     "gulp-autoprefixer": "0.0.7",
@@ -25,7 +25,7 @@
     "coffeeify": "~0.6.0",
     "gulp-rename": "~1.2.0",
     "gulp-changed": "~0.3.0",
-    "gulp-clean": "~0.3.0",
+    "gulp-rimraf": "~0.1.0",
     "gulp-connect": "~2.0.5",
     "gulp-open": "~0.2.8",
     "run-sequence": "~0.3.6"