feat: bump to latest futurama

feat: ensure read-only sessions do not contain empty beta memory

chore: add missing :read-only? to serialize-session-state docs

chore: update changelog

feat: prepare for 1.4.1 release, update changelog

feat: release 1.4.0

feat: update changelog and prepare for 1.3.5 release

chore: update to latest clojure, update changelog

lein-release plugin: preparing 0.24.0 release

chore: update deps