i2c_hung_fix 0.1.0

Attempts to unhang the I2C bus after an ungraceful reset using traits from the embedded-hal.
Documentation
Build #216334 2020-01-27T16:25:46.266259+00:00
# rustc version
rustc 1.42.0-nightly (698fcd38f 2020-01-26)
# docs.rs version
docsrs 0.6.0 (9c0d43f 2020-01-23)

# build log
[INFO] running `"docker" "create" "-v" "/home/cratesfyi/workspace/builds/i2c_hung_fix-0.1.0/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/i2c_hung_fix-0.1.0/source:/opt/rustwide/workdir:ro,Z" "-v" "/home/cratesfyi/workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/home/cratesfyi/workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1001" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=-Z unstable-options --resource-suffix -20200126-1.42.0-nightly-698fcd38f --static-root-path / --extern-html-root-url embedded_hal=https://docs.rs/embedded-hal/0.2.3" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "3221225472" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "doc" "--lib" "--no-deps"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e512561791638869adbec92d1afb758d6690161f10994d859fc6a9bfb69e87a5
[INFO] running `"docker" "start" "-a" "e512561791638869adbec92d1afb758d6690161f10994d859fc6a9bfb69e87a5"`
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]  Documenting i2c_hung_fix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "e512561791638869adbec92d1afb758d6690161f10994d859fc6a9bfb69e87a5"`
[INFO] running `"docker" "rm" "-f" "e512561791638869adbec92d1afb758d6690161f10994d859fc6a9bfb69e87a5"`
[INFO] [stdout] e512561791638869adbec92d1afb758d6690161f10994d859fc6a9bfb69e87a5