dir-signature 0.2.7

This crate allows to create a signature (index) of a directory with files.
Documentation
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[package]
name = "dir-signature"
version = "0.2.7"
authors = ["paul@colomiets.name"]
description = "    This crate allows to create a signature (index) of a directory with files.\n"
homepage = "http://github.com/tailhook/dir-signature"
documentation = "http://docs.rs/dir-signature"
readme = "README.md"
keywords = ["dir", "signature", "file", "sync", "index"]
categories = ["algorithms", "filesystem"]
license = "MIT/Apache-2.0"
[profile.release]
lto = true
[dependencies.argparse]
version = "0.2.1"

[dependencies.blake2]
version = "0.7.0"

[dependencies.digest-writer]
version = "0.3.1"

[dependencies.env_logger]
version = "0.5.6"

[dependencies.futures]
version = "0.1.21"
optional = true

[dependencies.futures-cpupool]
version = "0.1.7"
optional = true

[dependencies.generic-array]
version = "0.9.0"

[dependencies.itertools]
version = "0.7.3"

[dependencies.log]
version = "0.4.1"

[dependencies.num_cpus]
version = "1.7.0"
optional = true

[dependencies.openat]
version = "0.1.13"

[dependencies.quick-error]
version = "1.2.1"

[dependencies.sha2]
version = "0.7.0"
[dev-dependencies.difference]
version = "2.0.0"

[dev-dependencies.matches]
version = "0.1.6"

[dev-dependencies.rustc-hex]
version = "1.0.0"

[features]
default = ["threads"]
threads = ["futures", "futures-cpupool", "num_cpus"]