Monty Taylor 853dbddc22
Split doc requirements into their own file
We don't need sphinx in the test virtualenvs, but we do need it for
docs.

Change-Id: I8ae98d08090e2e391ba725ddd5ff0125a03c8d47
Depends-On: Ie0c9f24df09255e871f904e079b68809144b36b4
2017-12-18 14:44:25 -06:00
..