Move confs into own dir

src/nginxconfig/generators/conf/letsencrypt.conf.js

@@ -0,0 +1,11 @@
+export default global => {
+    const config = {};
+
+    config['# ACME-challenge'] = '';
+    config['location ^~ /.well-known/acme-challenge/'] = {
+        root: global.https.letsEncryptRoot.computed.replace(/\/+$/, ''),
+    };
+
+    // Done!
+    return config;
+};