v0.5.0

• New custom tunneler/proxy that is more suitable for letsdane
• Negotiate a mutually supported ALPN (if available) between client and target server for DANE tunnels.
• Enable name checks for DANE-EE by default, and add flag -skip-namechecks to allow disabling it.
• Parallel A, AAAA and TLSA lookups to minimize latency.
• Allow either ipv4 or ipv6 lookups to fail to avoid breaking some websites.
• Make logging format more consistent.
• Add back the -pass flag and DANE_CA_PASS environment variable for decrypting CA file if encrypted.
• Set edns to 4096 bytes in the ad resolver
• Check servfail rcode even if response is not bogus in libunbound resolver
• Add version flag -v