IDK why base64 was there.
stupid bug: typo overlay-mode should be overlay-move

commit 10962c78
Author: Qiantan Hong <qhong@mit.edu>
Date:   Sun Sep 12 07:29:04 2021 -0700

    add comint-send-eof

commit df9cbdf3
Merge: 46b015f3 af43adb8
Author: Qiantan Hong <qhong@mit.edu>
Date:   Sun Sep 12 07:28:28 2021 -0700

    Merge branch 'development' into fix

commit af43adb8
Author: Qiantan Hong <qhong@mit.edu>
Date:   Sat Sep 11 02:09:30 2021 -0700

    reorder sections

commit 77be6cde
Author: Qiantan Hong <qhong@mit.edu>
Date:   Sat Sep 11 00:32:26 2021 -0700

    bump version number

and bug fix

input ring history

- better error recovery
- synchronize buffer local variable
- synchronize text property (only at text insertion time)
- comint integration
- follow user

- improve error recovery mechanism
- improve support for xscheme.el
- revised remote command protocol, add spawn-site-id

- change generic function interface crdt-process-message
- added crdt--readable-encode and crdt--readable-decode
- initial work for remote command

Fix

See merge request qhong/crdt.el!4