marshmallow==2.15.3
Flask==1.0.2
tornado==5.0.2
bottle==0.12.13
pyyaml==3.12  # pyup: <4.0
sphinx==1.7.5
sphinx-issues==0.4.0
sphinx-rtd-theme==0.4.0

marshmallow==2.15.3
Flask==1.0.2
tornado==5.0.2
bottle==0.12.13
pyyaml==3.13  # pyup: <4.0
sphinx==1.7.5
sphinx-issues==0.4.0
sphinx-rtd-theme==0.4.0

Update pyyaml from 3.12 to 3.13
Update pyyaml from 3.12 to 3.13