fix: use cross-env (#99)

Author: lauthieb

package.json

@@ -14,7 +14,7 @@
     "build:dir": "node .electron-vue/build.js && electron-builder --dir",
     "build:clean": "cross-env BUILD_TARGET=clean node .electron-vue/build.js",
     "build:web": "cross-env BUILD_TARGET=web node .electron-vue/build.js",
-    "dev": "NODE_ENV=development node .electron-vue/dev-runner.js",
+    "dev": "cross-env NODE_ENV=development node .electron-vue/dev-runner.js",
     "e2e": "npm run pack && mocha test/e2e",
     "lint": "eslint --ext .js,.vue -f ./node_modules/eslint-friendly-formatter src test",
     "lint:fix": "eslint --ext .js,.vue -f ./node_modules/eslint-friendly-formatter --fix src test",
@@ -81,35 +81,36 @@
   "devDependencies": {
     "ajv": "^6.5.0",
     "babel-core": "^6.26.3",
+    "babel-eslint": "^8.2.3",
     "babel-loader": "^7.1.4",
+    "babel-plugin-istanbul": "^4.1.6",
     "babel-plugin-transform-runtime": "^6.23.0",
     "babel-preset-env": "^1.7.0",
     "babel-preset-stage-0": "^6.24.1",
     "babel-register": "^6.26.0",
     "babili-webpack-plugin": "^0.1.2",
     "cfonts": "^2.1.2",
+    "chai": "^4.1.2",
     "chalk": "^2.4.1",
     "copy-webpack-plugin": "^4.5.1",
-    "cross-env": "^5.1.6",
+    "cross-env": "^5.2.1",
     "css-loader": "^0.28.11",
     "del": "^3.0.0",
     "devtron": "^1.4.0",
     "electron": "^2.0.4",
+    "electron-builder": "^20.19.2",
     "electron-debug": "^1.5.0",
     "electron-devtools-installer": "^2.2.4",
-    "electron-builder": "^20.19.2",
-    "babel-eslint": "^8.2.3",
     "eslint": "^4.19.1",
-    "eslint-friendly-formatter": "^4.0.1",
-    "eslint-loader": "^2.0.0",
-    "eslint-plugin-html": "^4.0.3",
     "eslint-config-airbnb-base": "^12.1.0",
     "eslint-config-prettier": "^2.9.0",
-    "eslint-plugin-vue": "^5.1.0",
+    "eslint-friendly-formatter": "^4.0.1",
     "eslint-import-resolver-webpack": "^0.10.0",
+    "eslint-loader": "^2.0.0",
+    "eslint-plugin-html": "^4.0.3",
     "eslint-plugin-import": "^2.12.0",
+    "eslint-plugin-vue": "^5.1.0",
     "extract-text-webpack-plugin": "^3.0.0",
-    "mini-css-extract-plugin": "0.4.0",
     "file-loader": "^1.1.11",
     "html-webpack-plugin": "^3.2.0",
     "inject-loader": "^4.0.1",
@@ -121,25 +122,24 @@
     "karma-sourcemap-loader": "^0.3.7",
     "karma-spec-reporter": "^0.0.32",
     "karma-webpack": "^3.0.0",
-    "require-dir": "^1.0.0",
-    "spectron": "^3.8.0",
-    "babel-plugin-istanbul": "^4.1.6",
-    "chai": "^4.1.2",
-    "prettier": "^1.16.4",
+    "mini-css-extract-plugin": "0.4.0",
     "mocha": "^5.2.0",
     "multispinner": "^0.2.1",
     "node-loader": "^0.6.0",
     "node-sass": "^4.9.2",
+    "prettier": "^1.16.4",
+    "require-dir": "^1.0.0",
     "sass-loader": "^7.0.3",
+    "spectron": "^3.8.0",
     "style-loader": "^0.21.0",
     "url-loader": "^1.0.1",
     "vue-html-loader": "^1.2.4",
     "vue-loader": "^15.2.4",
-    "vue2-ace-editor": "0.0.3",
     "vue-style-loader": "^4.1.0",
     "vue-template-compiler": "^2.5.16",
-    "webpack-cli": "^3.0.8",
+    "vue2-ace-editor": "0.0.3",
     "webpack": "^4.15.1",
+    "webpack-cli": "^3.0.8",
     "webpack-dev-server": "^3.1.4",
     "webpack-hot-middleware": "^2.22.2",
     "webpack-merge": "^4.1.3"