const AssetsPlugin = require('assets-webpack-plugin')
const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin
-const NormalModuleReplacementPlugin = require('webpack/lib/NormalModuleReplacementPlugin')
const ContextReplacementPlugin = require('webpack/lib/ContextReplacementPlugin')
const CommonsChunkPlugin = require('webpack/lib/optimize/CommonsChunkPlugin')
const CopyWebpackPlugin = require('copy-webpack-plugin')