Sync global requirements to pin sphinx to sphinx>=1.1.2,<1.2
Sync global requirements to pin sphinx to sphinx>=1.1.2,<1.2

Sync the global requirements to pin sphinx.  This addresses an issue
where Sphinx 1.2 is not building documents correctly and causing
check/gate to fail.

Change-Id: I92af6481d2fdfaea6eda4eaffb0388eeaea8cb9f

magic0704/python-keystoneclient,sdpp/python-keystoneclient,ging/python-keystoneclient,alexpilotti/python-keystoneclient,ging/python-keystoneclient,klmitch/python-keystoneclient,alexpilotti/python-keystoneclient,jamielennox/python-keystoneclient,jamielennox/python-keystoneclient,jamielennox/python-keystoneclient,sdpp/python-keystoneclient,darren-wang/ksc,darren-wang/ksc,Mercador/python-keystoneclient,metacloud/python-keystoneclient,metacloud/python-keystoneclient,klmitch/python-keystoneclient,Mercador/python-keystoneclient,magic0704/python-keystoneclient