Clean up OpenSSL handling.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13432 e27351fd-9f3e-4f54-a53b-843176b1656c
Disable v2


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13433 e27351fd-9f3e-4f54-a53b-843176b1656c
Fix OpenSSL test; had it inverted for testing.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13434 e27351fd-9f3e-4f54-a53b-843176b1656c
Rename requirements-apple.txt to requirements-stable.txt.  Use that as the base for requirements-dev.txt.


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13435 e27351fd-9f3e-4f54-a53b-843176b1656c
Zap requirements.txt


git-svn-id: https://svn.calendarserver.org/repository/calendarserver@13436 e27351fd-9f3e-4f54-a53b-843176b1656c