Bump json5, babel-loader, copy-webpack-plugin, css-loader, style-loader and webpack#2

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dependabot/npm_and_yarn/json5-and-babel-loader-and-copy-webpack-plugin-and-css-loader-and-style-loader-and-webpack-2.2.2SpringRole/eth-voting-dapp:dependabot/npm_and_yarn/json5-and-babel-loader-and-copy-webpack-plugin-and-css-loader-and-style-loader-and-webpack-2.2.2Copy head branch name to clipboard