update configs for wavenet

examples/deepvoice3/README.md

@@ -23,7 +23,7 @@ The model consists of an encoder, a decoder and a converter (and a speaker embed
 
 ```text
 ├── data.py          data_processing
-├── configs/    (example) configuration files
+├── configs/         (example) configuration files
 ├── sentences.txt    sample sentences
 ├── synthesis.py     script to synthesize waveform from text
 ├── train.py         script to train a model

examples/wavenet/configs/wavenet_mixture_of_gaussians.yaml

 data:
-  batch_size: 4
+  batch_size: 16
   train_clip_seconds: 0.5
   sample_rate: 22050
   hop_length: 256

examples/wavenet/configs/wavenet_single_gaussian.yaml

 data:
-  batch_size: 32
+  batch_size: 16
   train_clip_seconds: 0.5
   sample_rate: 22050
   hop_length: 256

examples/wavenet/configs/wavenet_softmax.yaml

 data:
-  batch_size: 4
+  batch_size: 16
   train_clip_seconds: 0.5
   sample_rate: 22050
   hop_length: 256