1.2.4a1 #719

Job	Run time
Native Linux (WError)	6m 42s
Linux centos 7	5m 12s
Native Linux (libc++ debug)	6m 36s
Linux fedora latest	6m 48s
Native Linux (c++17)	6m 28s
Cross mingw64 DLL	14m 20s
Cross mingw64 static	12m 55s
RTEMS5	17m 49s
Native Linux with clang	5m 24s
Native Linux with libevent stable	5m 35s
Native Linux with 7.0.2	5m 31s
Native Linux with 3.15	5m 10s
Native Linux with 3.14	7m 23s
OSX	7m 57s
vs2019 DLL	10m 25s
vs2019 static	11m 31s
	2h 15m 46s

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