py build w/ openssl #504

Job	Run time
Linux centos 7	4m 16s
Linux fedora latest	4m 17s
Native Linux (WError)	5m 11s
Native Linux (libc++ debug)	5m 46s
Native Linux (c++17)	5m 10s
Cross mingw64 DLL	10m 48s
Cross mingw64 static	11m 22s
RTEMS5	13m 33s
Native Linux with clang	4m 41s
Native Linux with clang ubsan	5m 7s
Native Linux with libevent stable	4m 46s
Native Linux with 7.0.2	5m 6s
Native Linux with 3.15	4m 37s
Native Linux with 3.14	6m 4s
OSX	4m 13s
vs2019 DLL	8m 3s
vs2019 static	10m 42s
	1h 53m 42s

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