调整package，区分vue-cli默认依赖插件与项目依赖插件

package.json

    "gulp-replace": "0.6.1",
    "gulp-shell": "0.6.5",
    "lodash": "4.17.5",
    "node-sass": "4.9.0",
    "sass-loader": "6.0.6",
    "svg-sprite-loader": "3.7.3",
    "vue": "2.5.2",
    "vue-cookie": "1.1.4",
    "jest-serializer-vue": "0.3.0",
    "nightwatch": "0.9.12",
    "node-notifier": "5.1.2",
    "node-sass": "4.9.0",
    "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",
    "sass-loader": "6.0.6",
    "selenium-server": "3.0.1",
    "semver": "5.3.0",
    "shelljs": "0.7.6",