feat(client): add ability to include `SO_REUSEADDR` option on sockets
feat(client): add ability to include `SO_REUSEADDR` option on sockets

Closes #1599

yazaddaruvala/hyper,tshepang/hyper,tshepang/hyper,hyperium/hyper,yazaddaruvala/hyper,tshepang/hyper,hyperium/hyper,hyperium/hyper