Separates a files front matter from its content

Adds System Users and Groups.

Adds syslog functionality to crystal via LibC bindings.

Extends `File` to provide `atomic_write()`, `atomic_replace()`

Encapsulates IPv4 and IPv6 Addresses and Blocks

Adds restrictive patterns to Crystal

Adds pledge(2) to crystal.

Easy to use output control allowing redirection and buffering.

Encapsulates hostnames making them more convenient

Not safe. Not efficient. Probably shouldn't be used. Modifies cron tabs.

Securely generates sanitized, aggregate, IP blacklists

WIP - Additional Crypto for Crystal

Adds common digests to Crystal by wrapping OpenSSL.