Add TLS 1.3 support

This issue was migrated from bug 12779 in our old bug tracker.

Original bug information:

Reporter: Alexis La Goutte
Status: RESOLVED FIXED
Product: Wireshark
Component: Dissection engine (libwireshark)
OS: All
Platform: All
Version: Git

Attachments:

tls13-firefox.nighty.51.0a-to-tls13.crypto.mozilla.org.pcapng: Firefox (Nighty 51.0a) connect to https://tls13.crypto.mozilla.org (draft-14)
tls13.pcapng: boringssl a81967b47c5eba78aedccd2bc3cb3fb95fe80bd0 connecting to tls13.crypto.mozilla.org:443 (draft -18)
tls13-18-picotls-earlydata.pcap: picotls 9274fe818deb0e974ef89f0b9ddab0d235a1d8a3 (draft -18 with early data)
tls13-18-picotls-earlydata.keys: keylog for att. 15227 (picotls 9274fe818deb0e974ef89f0b9ddab0d235a1d8a3 (draft -18 with early data))
tls13-19.pcapng: OpenSSL_1_1_0-pre6-1931-gfa013b652 (draft -19 with early data (not accepted by server))
tls13-19.keys: keylog for att. 15362 (OpenSSL_1_1_0-pre6-1931-gfa013b652 (draft -19))
tls13-18-certreq.pcap: boringssl 5a79ff5efd CertificateRequest (draft -18)
tls13-18-cert-sct-ocsp.pcap: chromium 61 (draft -18) connecting to enabled.tls13.com with SCT/OCSP extensions
tls13-22-hrr.pcap: picotls client with boringssl 2fce1bed (draft -22 with HelloRetryRequest)
tls13-23.pcap: boringssl 94cd196a8025 client and server (draft -23)
tls13-26.pcapng: OpenSSL_1_1_1-pre2-131-gfa25763b55 (draft -26 with early data (not accepted by server))
tls13-26.keys: keylog for att. 16215 (OpenSSL_1_1_1-pre2-131-gfa25763b55 (draft -26))
facebook.firefox.first.pcapng: Firefox 59 connecting to www.facebook.com (draft 23)
facebook.firefox.key.log: Firefox 59 connecting to www.facebook.com (draft 23) - Key.Log
capture.pcap: gnutls client to openssl with gnutls initiated key update (draft-28)
openssl_keylog.txt: gnutls client to openssl with gnutls initiated key update (draft-28) keylogfile
tls13-debug.txt: decryption log from wireshark 2.6.2 for att 16519