v0.4.21

What's Changed

• Update examples version to v0.4.20 by @chacha912 in #822
• Prevent remote-change events in RealtimeSyncOff mode by @chacha912 in #824
• Remove skip from style-style-test by @hackerwins in #829
• Fix invalid error message in CRDTTreePos by @hackerwins in #830
• Include all nodes in tree.toJSInfoForTest by @chacha912 in #832
• Add ServerSeq into ChangeInfo by @hackerwins in #833
• Fix incorrect tree snapshot encoding/decoding by @hackerwins in #836
• Fix incorrect indexes in TreeChange by @chacha912 in #837

Full Changelog: v0.4.20...v0.4.21