-r ../requirements.txt
sphinx==1.8.1
sphinx_rtd_theme==0.4.1

-r ../requirements.txt
sphinx==1.8.1
sphinx_rtd_theme==0.4.2

Update sphinx_rtd_theme from 0.4.1 to 0.4.2
Update sphinx_rtd_theme from 0.4.1 to 0.4.2