Java 17 Support

⚠️ This release changes the minimum Java version to 17.

What's Changed

• upgrade to java 17 by @markus-lmax in #16
• change Checkstyle and IntelliJ formatting settings to put left curlies on the same line by @markus-lmax in #17
• fix IntelliJ warnings by @markus-lmax in #18
• add support for FIX tags GapFill(36), NewSeqNo(36) and TimeInForce(59) by @markus-lmax in #19

New Contributors

• @markus-lmax made their first contribution in #16

Full Changelog: v2.0.0...v3.0.0