Release 3.6.4

package.json

 {
   "name": "hosts",
-  "version": "3.6.3",
+  "version": "3.6.4",
   "description": "Extending and consolidating hosts files from several well-curated sources like adaway.org, mvps.org, malwaredomainlist.com, someonewhocares.org, and potentially others. You can optionally invoke extensions to block additional sites by category.",
   "main": "",
   "private": true,