near-jsonrpc-client (Rust) 0.3.0

What's changed?

• Dropped generic authentication and added support for custom headers. https://github.com/near/near-jsonrpc-client-rs/pull/47
• Added the sandbox_fast_forward RPC Method. https://github.com/near/near-jsonrpc-client-rs/pull/38
• Upgraded nearcore crates to v0.12.0 https://github.com/near/near-jsonrpc-client-rs/pull/48
• Executing the examples now allows custom RPC addr specification with interactive server selection. https://github.com/near/near-jsonrpc-client-rs/commit/b130118d0de806bd9950be306f563559f07c77e6 https://github.com/near/near-jsonrpc-client-rs/commit/c5e938a90703cb216e99d6f23a43ad9d3812df3d
• JsonRpcClient::connect is now generic over any url-like type. Url, &str, String and &String are all supported. https://github.com/near/near-jsonrpc-client-rs/pull/35
• JsonRpcClient now defaults to the Unauthenticated state, easing a type specification pain point. https://github.com/near/near-jsonrpc-client-rs/pull/36

Crate Link: https://crates.io/crates/near-jsonrpc-client/0.3.0

Full Changelog: https://github.com/near/near-jsonrpc-client-rs/compare/v0.2.0...v0.3.0