* Add and use subxt-signer crate for WASM compatible signing
* cargo fmt
* dev keypairs already references
* WIP fix various breakages
* re-jig features to be simpler and various test fixes etc
* doc and web fix
* fix various bits and pieces
* fix a test I broke
* dev-deps can't be linked to in docs, hrmph
* cargo fmt
* another doc link
* document the subxt_signer crate more thoroughly
* move feature flag for consistency
* more docs, no default subxt feature flag on signer, update release instrs
* Add missing license header
* unwrap_inner => into_inner
* extend a test a little to better check derive junctions
* note more clearly that the crypto bits come from sp_core::crypto
* Move all deps to workspace toml
* cargo fmt and codec 3.4, removing now unneeded 'full' feature
* add wasm-tests to workspace and fix subxt inheritng
* cargo fmt
* wasm-test thing can't be in workspace so revert that
* remove unwanted target dir from wasm-tests
* get started
* make it work again
* make it compile again
* Use async-wasm-feature of jsonrpsee from the master branch
* Ensure we enable JS feature of getrandom for the wasm target
* Update subxt/src/lib.rs
* update jsonrpsee
* fix CI
* cargo fmt
* fix wasm test
* fix grumbles
* exclude wasm-tests from workspace
To avoid leaking `jsonrpsee-web` feature into the workspace
Co-authored-by: Igor Matuszewski <xanewok@gmail.com>