bump version for last bugfix

examples/DoReFa-Net/README.md

@@ -41,9 +41,7 @@ In this implementation, quantized operations are all performed through `tf.float
 
 ## Use
 
-+ Install TensorFlow>=1.7. For TensorFlow<1.7, you can use an earlier implementation of `dorefa.py` at [here](https://github.com/tensorpack/tensorpack/blob/58529de18e9bdad1bab31aed9c397a8f340e7f94/examples/DoReFa-Net/dorefa.py)
-
-+ Install tensorpack and scipy.
++ Install TensorFlow>=1.7, tensorpack and scipy.
 
 + Look at the docstring in `*-dorefa.py` to see detailed usage and performance.
 

tensorpack/libinfo.py

@@ -54,4 +54,4 @@ except ImportError:
 
 # This line has to be the last line of the file.
 # setup.py will use it to determine the version
-__version__ = '0.8.7'
+__version__ = '0.8.8'