* fix ci

* remove currencies transaction

* add merge account

* add transaction

* Update readme.

* Copy Cargo.toml commands in README.

* update substrate

* update benmchmarks

* Update orml-oracle docs.

* Update feed_values dispatchable call documentation.

* bumo orml-nft

* avoid share token id between classes

* avoid reiterate all the pools

* fix test

* Add GetByKey trait and get_by_key_type macro.

* Renaming. Add docs.

* Make clippy happy.

* fix ci

* use self-hosted runner

* remove cargo cache

* add nft module

* Cargo.dev.toml add nft

* add destroy_class

* add destroy_class comment

* update substrate 2.0; fix clippy

* fix ci

* fix ci

* code optimizations

* fix db transaction

* rename nft

* fix issues per review

* update

* add weightInfo

* fix clippy