dev dependencies

"devDependencies": {
    "gulp": "^3.9.0",
    "gulp-autoprefixer": "^3.0.2",
    "gulp-cache": "^0.3.0",
    "gulp-clean": "^0.3.1",
    "gulp-concat": "^2.6.0",
    "gulp-csso": "^1.0.0",
    "gulp-filter": "^3.0.1",
    "gulp-gzip": "^1.2.0",
    "gulp-imagemin": "^2.3.0",
    "gulp-jshint": "^1.11.2",
    "gulp-load-plugins": "^0.10.0",
    "gulp-notify": "^2.2.0",
    "gulp-rimraf": "^0.2.0",
    "gulp-sass": "^2.0.4",
    "gulp-size": "^2.0.0",
    "gulp-uglify": "^1.4.1",
    "jshint": "^2.8.0"
  }