sphinx>=1.6.2,!=1.6.6,!=1.6.7 # BSD
sphinxcontrib-httpdomain>=1.3.0 # BSD
sphinxcontrib-pecanwsme>=0.2 # Apache-2.0
sphinxcontrib-seqdiag>=0.8.4 # BSD
reno>=2.5.0 # Apache-2.0
os-api-ref>=1.4.0 # Apache-2.0
openstackdocstheme>=1.19.0 # Apache-2.0