TLS support
Add tls (#85) * add TLS encryption * accept TLS certificates directly, not though files * send ReplicaID = -1 * fix after review * add test for TLS * fix testserver * fix data race
Add tls (#85) * add TLS encryption * accept TLS certificates directly, not though files * send ReplicaID = -1 * fix after review * add test for TLS * fix testserver * fix data race