Closes: crypto-org-chain#704
Solution:
- Integration version store and streaming service.

multiple backends

db size benchmark

support mdbx backend through tm-db

store latest version

support GetLatestVersion

query multistore

test versiondb streamer

fix lint

fix state listener

temp

fix state listening

optimize common case

fix lint

try to fix mdbx build

update cosmos-sdk

fix clone append

add test case

fix subkey problem in history index

revert chunking, hard to work with variable length key

support iterator

check future height

fix lint

new state listener

fix latest state in query

fix integration test

fix prune node test

update dependency

add utility to read from file streamer

Update versiondb/multistore.go

Signed-off-by: yihuang <huang@crypto.com>

add unit test

create common backend test cases

update dependency

update with new file streamer format

Problem: python3.10 is not used in integration tests

Solution:
- start using python3.10, prepare to later PRs which need the new features
- update nixpkgs nesserary for the nix stuff to work.

python-roaring64

remove debug log

add test cases, improve coverage

Co-authored-by: mmsqe <tqd0800210105@gmail.com>
Signed-off-by: yihuang <huang@crypto.com>