revert: roll back package upgrades

package.json

@@ -56,27 +56,27 @@
     "babel-jest": "^22.2.2",
     "babel-plugin-transform-object-rest-spread": "^6.26.0",
     "babel-polyfill": "^6.26.0",
-    "babel-preset-env": "^1.7.0",
+    "babel-preset-env": "^1.6.1",
     "conventional-github-releaser": "^2.0.2",
-    "cross-env": "^5.2.0",
-    "css-loader": "^2.1.0",
+    "cross-env": "^5.1.3",
+    "css-loader": "^0.28.10",
     "del": "^3.0.0",
     "del-cli": "^1.1.0",
     "eslint": "^4.17.0",
-    "eslint-plugin-import": "^2.15.0",
-    "eslint-plugin-prettier": "^3.0.1",
-    "file-loader": "^3.0.1",
-    "husky": "^1.3.1",
+    "eslint-plugin-import": "^2.8.0",
+    "eslint-plugin-prettier": "^2.6.0",
+    "file-loader": "^1.1.11",
+    "husky": "^0.14.3",
     "jest": "^22.2.2",
     "lint-staged": "^6.1.0",
     "memory-fs": "^0.4.1",
     "pre-commit": "^1.2.2",
-    "prettier": "^1.16.1",
-    "standard-version": "^4.4.0",
-    "webpack": "^4.29.0",
-    "webpack-cli": "^3.2.1",
-    "webpack-defaults": "^3.0.0",
-    "webpack-dev-server": "^3.1.14"
+    "prettier": "^1.11.1",
+    "standard-version": "^4.3.0",
+    "webpack": "^4.14.0",
+    "webpack-cli": "^2.0.13",
+    "webpack-defaults": "^2.3.0",
+    "webpack-dev-server": "^3.1.1"
   },
   "keywords": [
     "webpack"