ea4d87816b
This is a simple, cache implementation which can be accessed from multiple processes. It also supports storing a range of historical values. Signed-off-by: Lukas Wagner <l.wagner@proxmox.com> [wb: also update pmg-rs/Cargo.toml and both d/control files] Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>