QuickFIX/J 1.6.4 Released

This release includes bug fixes, improvements and a few new features. QuickFIX/J now can accept UtcTimestamp fields with higher precision (up to picoseconds).

All QuickFIX/J users are invited to update their version.

Release notes can be found here: https://github.com/quickfix-j/quickfixj/wiki/QFJ-1.6.4-release-notes