Add support for user provided closure to receive nonfatal errors #169

Job	Run time
cargo-deny	15s
Compile (x86_64-unknown-linux-musl)	17s
Rustfmt [Formatter]	17s
Clippy [Linter] (ubuntu-latest)	17s
Compile (wasm32-wasi)	18s
Clippy [Linter] (windows-latest)	1m 15s
Clippy [Linter] (macos-latest)	27s
Test Suite (ubuntu-latest, 1.70)	24s
Test Suite (ubuntu-latest, stable)	19s
Test Suite (ubuntu-latest, nightly)	22s
Test Suite (windows-latest, 1.70)	45s
Test Suite (windows-latest, stable)	1m 40s
Test Suite (windows-latest, nightly)	41s
Test Suite (macos-latest, 1.70)	33s
Test Suite (macos-latest, stable)	31s
Test Suite (macos-latest, nightly)	50s
	9m 11s

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