sphinx!=1.6.6,!=1.6.7,!=2.1.0,>=1.6.2 # BSD
openstackdocstheme>=1.20.0 # Apache-2.0
reno>=2.5.0 # Apache-2.0
sphinxcontrib-apidoc>=0.2.0 # BSD
sphinxcontrib-svg2pdfconverter>=0.1.0 # BSD