You can clone with
bump dependency versions.
treat true/false differently.
example json to Document converter
add listener to show how to get stateful things.
example of text extraction
Add custom providers for json request/response bodies.
inject db variable into constructor.
move db state into instance variable.
add more paths for couchdb 1.1 compatibility.
a little more fakery to get checkpoints working.
Implement enough of the replication protocol to replicate TO.