forked from boostorg/beast
* Allow setting a seed in websocket prng to workaround a valgrind bug in Xenial. * Coverage collection in Azp. * Fixup blacklists to avoid zlib bugs. * Use native b2 features for sanitizers and valgrind. * Expanded Windows build matrix. * Add additional clang (with libc++) builds. Signed-off-by: Damian Jarek <damian.jarek93@gmail.com>