Use SSL when testing CAS servers.
Use SSL when testing CAS servers.

Castanet's default access method changed from "use the scheme of the CAS
URI to determine protocol" to "always use HTTPS unless forced to do
otherwise".

Bcsec's CAS scenarios were using HTTP, and sending HTTPS data over a
non-HTTPS connection won't work.

NUBIC/aker,NUBIC/aker