Dash docset generator for Deno doc

deno install --allow-read=. --allow-write=. --allow-net --no-check --name=deno-dash-doc https://deno.land/x/deno_dash_doc/cli.ts

# Generate deno_doc.docset from latest deno_doc
$ deno-dash-doc deno_doc "https://deno.land/x/deno_doc/mod.ts"