add some firefox notes from test users to the docs.

README.md

@@ -112,4 +112,9 @@ network.trr.uri;https://127.0.0.1:8331/dns-query
 network.trr.confirmationNS;thurloat.com
 ```
 
+The project ships with a default certificate to use if you're running on
+localhost, in order to have firefox communicate with your local server you
+need to visit `https://127.0.0.1:8331/` in the browser, and accept the cert
+before it will work as your TRR provider.
+
 

lib/dough.ex

@@ -6,7 +6,7 @@ defmodule Dough do
   import Supervisor.Spec
   import Cachex.Spec
 
-  import Logger
+  require Logger
 
   def start(_type, _args) do
     children = [