Copy-pasted the tool description from the dnscrypt-proxy page.
Fixes: #1830
* [BlackHosts - Command Line Installer/Updater](https://github.com/Lateralus138/blackhosts) This is a cross-platform command line utility to help install/update hosts files found at this repository.
+* [dnscrypt-proxy](https://github.com/DNSCrypt/dnscrypt-proxy/wiki/Combining-Blocklists) provides a tool to build block lists from local and remote lists in common formats.
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## Contribute
Please read our [Contributing Guide](https://github.com/StevenBlack/hosts/blob/master/contributing.md). Among other things, this explains how we organize files and folders in this repository.