TLS ALPN protocol id enumeration support

New feature: ALPN protocol id enumeration. A new field alpn
is added to the JSON output to indicate ALPN protocol id
selected by the server. Besides alpn, sni is also added
as a new field to indicate SNI value set by the client.

Full Changelog: 1.5.2...1.6.0

Add Linux ARM64 support

• Build bug fix: #59
• Updated gzip and libevent package versions
• Add build-from-source support for Linux ARM architecture

Full Changelog: 1.5.1...1.5.2

Critical bug fix

#54

Linux OS update - Ubuntu 18.04 to 20.04

What's Changed

• Upgrade zlib version in bootstrap.sh by @OpenPrunus in #47
• Update bootstrap to use current zlib by @joswr1ght in #50
• Github action update to support Ubuntu 20.04 by @prbinu in #51

New Contributors

• @OpenPrunus made their first contribution in #47
• @joswr1ght made their first contribution in #50

Full Changelog: 1.4.8...1.5.0.1

Malformed json output for some domains #43

• Malformed json output for some domains #43
• Fixed duplicate field (ocspStapled) in the json output
• Migrated build from Travis to GitHub Action/Build system

Fix JSON output encode bug (#38)

1.4.6

JSON - escape all control chars (rfc4627) (#38)

Fix JSON outout encode bug (#38)

1.4.5

json escape fix

Fix JSON outout encode bug (#38)

1.4.4

JSON output encode bug fix

TLS 1.2 CHACHA cipher support + TLS version enum fix

• Fix the TLS version enum bug
• Support TLSv1.2 CHACHA cipher scans

Add run-time stats for tracking scan progress and performance

• Add run-time stats for tracking progress and performance
  New command-line param: --stats-outfile