Обновил версии зависимостей

package.json

@@ -35,7 +35,7 @@
     "gulp-file-include": "^1.0.0",
     "gulp-gh-pages": "^0.5.4",
     "gulp-if": "^2.0.2",
-    "gulp-imagemin": "^3.1.1",
+    "gulp-imagemin": "^4.0.0",
     "gulp-newer": "^1.3.0",
     "gulp-notify": "^3.0.0",
     "gulp-plumber": "^1.1.0",
@@ -54,7 +54,7 @@
     "gulp.spritesmith": "^6.3.0",
     "husky": "^0.14.3",
     "imagemin-pngquant": "^5.0.0",
-    "lint-staged": "^4.3.0",
+    "lint-staged": "^5.0.0",
     "merge-stream": "^1.0.1",
     "mkdirp": "^0.5.1",
     "postcss-image-inliner": "^1.0.6",