* feat(providers): tokio 1.0
BREAKING: This removes async-std as a compatibility option
* feat: tokio 1.0 in rest of crates
* fix: patch Cargo.toml until deps are released
* fix(contract): load ws deps
* feat: bytes 1.0 (#121)
* feat(core): move to bytes::Bytes
* feat: adjust rest of crates to Bytes
* chore: bump deps
CI fails due to:
https://github.com/snapview/tokio-tungstenite/pull/142#discussion_r550445144
* chore: use latest tokio-tungstenite
* ci: split tests into jobs (#129)
* Switch to `hex` (#128)
* fix(core): replace rustc_hex with hex
* fix(providers): replace rustc_hex with hex
* chore: replace rustc-hex with hex
* chore: cargo fmt
* fix(ledger): copy address from string correctly
* chore: fix flaky tests
Fixes#105
* fix: relax trait bounds on JsonRpcClient
* refactor(provider): move http client to separate dir
* feat(provider): add initial Websocket support over Stream/Sink + Tungstenite
* test(provider): add websocket test
* feat(provider): add convenience method using tokio/async-std behind a feature flag
* test(provider): add websocket ssl test
* feat(provider): add TLS websockets for tokio/async-std
* docs(provider): add websocket docs / examples
* fix(provider): make tokio an optional dep
* feat(types): add optional Celo support
* feat: add Celo feature flags to all crates
* test(provider): add get_transaction celo test
* test(signer): add send_transaction celo test
* test(contract): add deploy and call contract function celo test