[CSL-818] Webpack hack to get detailed error and exit code
[CSL-818] Webpack hack to get detailed error and exit code

See https://github.com/webpack/webpack/issues/711#issuecomment-282084702

input-output-hk/cardano-sl,input-output-hk/pos-haskell-prototype,input-output-hk/pos-haskell-prototype,input-output-hk/cardano-sl,input-output-hk/pos-haskell-prototype,input-output-hk/cardano-sl,input-output-hk/cardano-sl