Bye bye TLS 1.2

[Hal Murray]

> Can we bring back support of older OpenSSL releases for builds that don't need NTS support?

It shouldn't be hard to implement something like --disable-nts
Probably a day or so if you round up to include all the quirks that I always 
find when testing.

Without NTS, all we need from OpenSSL are the crypto routines from libcrypto.  
I didn't change anything in that area.

Mark?  Eric?


-- 
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