windows build: fix NODE_ENV on windows

Author: cormacrelf

package.json

@@ -53,7 +53,7 @@
     "e2e": "node test/e2e/runner.js",
     "test": "npm run unit",
     "lint": "eslint --ext .js,.vue src test/unit/specs test/e2e/specs",
-    "release": "webpack --progress --hide-modules --config  ./build/webpack.release.js && NODE_ENV=production webpack --progress --hide-modules --config  ./build/webpack.release.min.js",
+    "release": "webpack --progress --hide-modules --config  ./build/webpack.release.js && cross-env NODE_ENV=production webpack --progress --hide-modules --config  ./build/webpack.release.min.js",
     "prepublishOnly": "yarn run lint && yarn run test && yarn run build"
   },
   "dependencies": {
@@ -72,7 +72,7 @@
     "chart.js": "2.7.0",
     "chromedriver": "^2.28.0",
     "connect-history-api-fallback": "^1.1.0",
-    "cross-env": "^3.2.4",
+    "cross-env": "^5.1.1",
     "cross-spawn": "^5.1.0",
     "css-loader": "^0.28.0",
     "eslint": "^3.19.0",

yarn.lock

@@ -1646,9 +1646,9 @@ create-hmac@^1.1.0, create-hmac@^1.1.2, create-hmac@^1.1.4:
     safe-buffer "^5.0.1"
     sha.js "^2.4.8"
 
-cross-env@^3.2.4:
-  version "3.2.4"
-  resolved "https://registry.yarnpkg.com/cross-env/-/cross-env-3.2.4.tgz#9e0585f277864ed421ce756f81a980ff0d698aba"
+cross-env@^5.1.1:
+  version "5.1.1"
+  resolved "https://registry.yarnpkg.com/cross-env/-/cross-env-5.1.1.tgz#b6d8ab97f304c0f71dae7277b75fe424c08dfa74"
   dependencies:
     cross-spawn "^5.1.0"
     is-windows "^1.0.0"