Use adam by default and add train_accuracy
Use adam by default and add train_accuracy

tobegit3hub/deep_cnn,tobegit3hub/deep_cnn,tobegit3hub/deep_cnn,tobegit3hub/deep_cnn,tobegit3hub/deep_cnn,tobegit3hub/deep_cnn,tobegit3hub/deep_cnn,tobegit3hub/deep_cnn,tobegit3hub/deep_cnn