Rust

Added trait for RGB data input #176

Job	Run time
test (nasm, i686-unknown-linux-gnu)	1m 20s
test (nasm, x86_64-unknown-linux-gnu)	1m 8s
test (nasm, armv7-unknown-linux-gnueabihf)	1m 19s
test (nasm, x86_64-apple-darwin)	1m 20s
test (nasm, aarch64-apple-darwin)	1m 1s
test (nasm, i686-pc-windows-msvc)	1m 50s
test (nasm, x86_64-pc-windows-msvc)	1m 44s
test (nasm, aarch64-pc-windows-msvc)	2m 36s
test (no-nasm, i686-unknown-linux-gnu)	56s
test (no-nasm, x86_64-unknown-linux-gnu)	46s
test (no-nasm, armv7-unknown-linux-gnueabihf)	57s
test (no-nasm, x86_64-apple-darwin)	1m 31s
test (no-nasm, aarch64-apple-darwin)	1m 8s
test (no-nasm, i686-pc-windows-msvc)	1m 58s
test (no-nasm, x86_64-pc-windows-msvc)	1m 39s
test (no-nasm, aarch64-pc-windows-msvc)	1m 57s
test (aarch64-unknown-linux-gnu, ubuntu-latest, gcc-aarch64-linux-gnu g++-aarch64-linux-gnu, true)	56s
	24m 6s

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