Updated openstack/openstack
Project: openstack/requirements  6256dca25dbe08044538023bc51a0fe7453847f4

Update sphinxcontrib-pecanwsme to 0.8

A new version of sphinxcontrib-pecanwsme was released containing a fix
to make rst documentation for methods using pecan without wsme.

Related-Bug: #1311875
Change-Id: Ia569991d35fd33dddb75a2877e68d4ba03ff20e9