fix: removed unused npm dependencies

package.json

@@ -39,21 +39,14 @@
     "mkpath": "^1.0.0",
     "node-version-compare": "^1.0.1",
     "plist": "^1.2.0",
-    "rimraf": "^2.5.2",
     "xml2js": "^0.4.16"
   },
   "devDependencies": {
     "babel-eslint": "^6.1.2",
-    "babel-preset-es2015": "^6.9.0",
-    "babel-preset-stage-2": "^6.11.0",
     "commitizen": "^2.8.2",
-    "cz-conventional-changelog": "^1.1.6",
     "gulp": "^3.9.1",
     "gulp-babel": "^6.1.2",
-    "gulp-eslint": "^3.0.1",
-    "gulp-jscs": "^4.0.0",
     "gulp-sourcemaps": "^1.6.0",
-    "wd": "^0.4.0",
     "mkpath": "^1.0.0",
     "node-version-compare": "^1.0.1",
     "plist": "^1.2.0",