Downgrade crossterm and fix compilation (#659) #668

Job	Run time
Clippy (x86_64-unknown-linux-gnu)	3m 3s
Check lib (x86_64-unknown-linux-gnu)	33s
Clippy (aarch64-unknown-linux-gnu)	5m 16s
Check lib (aarch64-unknown-linux-gnu)	3m 1s
Check (x86_64-apple-darwin)	5m 39s
Clippy (armv7-unknown-linux-gnueabihf)	4m 54s
Check lib (armv7-unknown-linux-gnueabihf)	2m 11s
Check (x86_64-unknown-linux-gnu)	34s
Check (x86_64-unknown-linux-musl)	45s
Check (x86_64-pc-windows-msvc)	5m 55s
Check lib MSRV (x86_64-unknown-linux-gnu)	35s
Rustfmt	9s
Check (aarch64-unknown-linux-gnu)	2m 35s
Check lib MSRV (aarch64-unknown-linux-gnu)	1m 54s
Check lib MSRV (armv7-unknown-linux-gnueabihf)	2m 28s
Check (armv7-unknown-linux-gnueabihf)	2m 24s
Unit Tests (x86_64-unknown-linux-gnu)	49s
Unit Tests (aarch64-unknown-linux-gnu)	2m 54s
Unit Tests (armv7-unknown-linux-gnueabihf)	2m 7s
	47m 46s

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