Move pages under tldr, lint run.sh, update docs

tldr/darkhttpd

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# darkhttpd
+
+> Darkhttpd web server.
+> More information: <https://unix4lyfe.org/darkhttpd>.
+
+- Start server serving the specified document root:
+
+`darkhttpd {{path/to/docroot}}`
+
+- Start server on specified port (port 8080 by default if running as non-root user):
+
+`darkhttpd {{path/to/docroot}} --port {{port}}`
+
+- Listen only on specified IP address (by default, the server listens on all interfaces):
+
+`darkhttpd {{path/to/docroot}} --addr {{ip_address}}`