将package.json文件中的“node-sass”版本改为4.14.1

{
  "name": "renren-fast-vue",
  "version": "1.2.2",
  "description": "renren-fast-vue基于vue、element-ui构建开发，实现renren-fast后台管理前端功能，提供一套更优的前端解决方案。",
  "author": "daxiong.yang <daxiong.yang@qq.com>",
  "private": true,
  "scripts": {
    "dev": "webpack-dev-server --inline --progress --config build/webpack.dev.conf.js",
    "start": "npm run dev",
    "unit": "jest --config test/unit/jest.conf.js --coverage",
    "e2e": "node test/e2e/runner.js",
    "test": "npm run unit && npm run e2e",
    "lint": "eslint --ext .js,.vue src test/unit/specs test/e2e/specs",
    "build": "gulp"
  },
  "dependencies": {
    "axios": "0.17.1",
    "babel-plugin-component": "0.10.1",
    "babel-polyfill": "6.26.0",
    "date-fns": "^2.23.0",
    "element-ui": "2.8.2",
    "gulp": "4.0.2",
    "gulp-concat": "2.6.1",
    "gulp-load-plugins": "2.0.5",
    "gulp-replace": "1.0.0",
    "gulp-shell": "0.8.0",
    "lodash": "4.17.5",
    "node-sass": "^4.14.1",
    "npm": "^6.9.0",
    "sass-loader": "6.0.6",
    "stylus": "^0.54.8",
    "stylus-loader": "^3.0.2",
    "svg-sprite-loader": "3.7.3",
    "vue": "2.5.16",
    "vue-cookie": "1.1.4",
    "vue-router": "3.0.1",
    "vuex": "3.0.1"
  },
  "devDependencies": {
    "autoprefixer": "7.1.2",
    "babel-core": "6.22.1",
    "babel-eslint": "7.1.1",
    "babel-jest": "21.0.2",
    "babel-loader": "7.1.1",
    "babel-plugin-dynamic-import-node": "1.2.0",
    "babel-plugin-transform-es2015-modules-commonjs": "6.26.0",
    "babel-plugin-transform-runtime": "6.22.0",
    "babel-preset-env": "1.3.2",
    "babel-preset-stage-2": "6.22.0",
    "babel-register": "6.22.0",
    "chalk": "2.3.0",
    "chromedriver": "^2.27.2",
    "copy-webpack-plugin": "4.0.1",
    "cross-spawn": "5.0.1",
    "css-loader": "0.28.0",
    "eslint": "3.19.0",
    "eslint-config-standard": "10.2.1",
    "eslint-friendly-formatter": "3.0.0",
    "eslint-loader": "1.7.1",
    "eslint-plugin-html": "3.0.0",
    "eslint-plugin-import": "2.7.0",
    "eslint-plugin-node": "5.2.0",
    "eslint-plugin-promise": "3.5.0",
    "eslint-plugin-standard": "3.0.1",
    "eventsource-polyfill": "0.9.6",
    "extract-text-webpack-plugin": "3.0.0",
    "file-loader": "1.1.4",
    "friendly-errors-webpack-plugin": "1.6.1",
    "html-webpack-plugin": "2.30.1",
    "jest": "21.2.0",
    "jest-serializer-vue": "0.3.0",
    "nightwatch": "0.9.12",
    "node-notifier": "5.1.2",
    "optimize-css-assets-webpack-plugin": "3.2.0",
    "ora": "1.2.0",
    "portfinder": "1.0.13",
    "postcss-import": "11.0.0",
    "postcss-loader": "2.0.8",
    "rimraf": "2.6.0",
    "selenium-server": "3.0.1",
    "semver": "5.3.0",
    "shelljs": "0.7.6",
    "uglifyjs-webpack-plugin": "1.1.1",
    "url-loader": "0.5.8",
    "vue-jest": "1.0.2",
    "vue-loader": "13.3.0",
    "vue-style-loader": "3.0.1",
    "vue-template-compiler": "2.5.16",
    "webpack": "3.6.0",
    "webpack-bundle-analyzer": "2.9.0",
    "webpack-dev-server": "2.9.1",
    "webpack-merge": "4.1.0"
  },
  "engines": {
    "node": ">= 8.11.1",
    "npm": ">= 5.6.0"
  },
  "browserslist": [
    "> 1%",
    "last 2 versions",
    "not ie <= 8"
  ]
}