update Werkzeug to 0.14.1 and add pyup filter
-r ./base.txt
-Werkzeug==0.14 # https://github.com/pallets/werkzeug
+Werkzeug==0.14.1 # pyup: < 0.15 # https://github.com/pallets/werkzeug
ipdb==0.12 # https://github.com/gotcha/ipdb
Sphinx==2.0.1 # https://github.com/sphinx-doc/sphinx
{%- if cookiecutter.use_docker == 'y' %}
