-r python.txt
Sphinx==1.5.3
sphinxcontrib-napoleon==0.6.1
recommonmark==0.4.0
sphinx-autobuild==0.6.0

-r python.txt
Sphinx==1.7.2
sphinxcontrib-napoleon==0.6.1
recommonmark==0.4.0
sphinx-autobuild==0.6.0

Update sphinx from 1.5.3 to 1.7.2
Update sphinx from 1.5.3 to 1.7.2