Tilo15/manifest-utils: Utilities for Binman manifests

Billy Barrow 4a098ccb18 Initial commit		1 mese fa
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acquire.sh	4a098ccb18 Initial commit	1 mese fa
build.sh	4a098ccb18 Initial commit	1 mese fa
install.sh	4a098ccb18 Initial commit	1 mese fa