baixei o projeto nesse ponto e aparece o seguinte erro:
GET http://localhost:3000/http//localhost:8080/api/autores 404 (Not Found)
send @ jquery.js:9837
ajax @ jquery.js:9434
componentDidMount @ App.js:49
(anonymous) @ ReactCompositeComponent.js:262
measureLifeCyclePerf @ ReactCompositeComponent.js:73
(anonymous) @ ReactCompositeComponent.js:261
notifyAll @ CallbackQueue.js:74
close @ ReactReconcileTransaction.js:78
closeAll @ Transaction.js:207
perform @ Transaction.js:154
batchedMountComponentIntoNode @ ReactMount.js:124
perform @ Transaction.js:141
batchedUpdates @ ReactDefaultBatchingStrategy.js:60
batchedUpdates @ ReactUpdates.js:95
_renderNewRootComponent @ ReactMount.js:317
_renderSubtreeIntoContainer @ ReactMount.js:399
render @ ReactMount.js:420
(anonymous) @ index.js:19
(anonymous) @ bundle.js:1327
__webpack_require__ @ bundle.js:556
fn @ bundle.js:87
(anonymous) @ multi_main:4
(anonymous) @ bundle.js:589
__webpack_require__ @ bundle.js:556
(anonymous) @ bundle.js:579
(anonymous) @ bundle.js:582
client:23 [WDS] Hot Module Replacement enabled.e não carrega a lista de autores