--------------------
Feat
~~~~
- (travis): Run coveralls in python 3.6.
Fix
~~~
- (web): Skip Flask logging for the doctest.
- (ext.dispatcher): Update to the latest Sphinx 1.7.4.
- (des): Use the proper dependency (i.e., `sphinx.util.inspect`) for
`getargspec`.
- (drw): Set socket option to reuse the address (host:port).
- (setup): Correct dill requirements `dill>=0.2.7.1` --> `dill!=0.2.7`.