Add Security Audit Report on doc

* fix: validation swap msg and offerCoinFee ceiling

* docs: update description and swagger to 2.3.1

* fix: consume all ReservedOfferCoinFee when full matched

* fix: apply suggestions of the PR

* fix: revert da7d52e pointer argument

* fix: reserveOfferCoinFee residual Issue

* fix: update comments and revert fee logic

* Porting app.go based sdk 0.43.0

* fix: sdk v0.43.0 marshaling changes

* fix: test account, mint utils

* fix: replace deprecated json cli codec

* feat: add migration codes for ReserveAccIndex

* chore: remove useless comment

* chore: refactoring test_helpers

* chore: fix lint appendAssign

* chore: refact duplicated function

* fix: WIP update docs

* docs: add changelog

* fix: refactor app.go

* test: debugging diffs of two different genesis files

* test: add more store keys in decoder

* test: fix decoder to have msg states

* fix: context block height

* test: debugging proto: wrong wireType = 0 for field Msg

* fix comment

* test: debugging

* chore: debugging pool batch decoding issue

* update: deprecate PoolBatchIndexKey and fix genesis logic

* fix: remove debugging codes and bug on integration test

* chore: reduce simulation count for timeout

* docs: update changelog

* docs: update docs based sdk 0.43.x

Co-authored-by: dongsam <dongsamb@gmail.com>