Merge pull request #14 from keriati/master

Thanks for the quick PR!

README.md

@@ -27,14 +27,14 @@ Few things to note:
       * Zone / Zone / Read
       * Zone / DNS / Edit
       
-2. You should add the following to your Caddyfile as the [tls directive](https://caddyserver.com/docs/caddyfile/directives/tls#tls). Note that I haven't figured out why the using `{env.CLOUDFLARE_EMAIL}` for the email address didn't work, so for now I've got it manually declared:
+2. You should add the following to your Caddyfile as the [tls directive](https://caddyserver.com/docs/caddyfile/directives/tls#tls). 
 
    ```
-   tls [email protected] { 
-     dns cloudflare {env.CLOUDFLARE_API_TOKEN}
+   tls {$CLOUDFLARE_EMAIL} { 
+     dns cloudflare {$CLOUDFLARE_API_TOKEN}
    }
    ```
 
 3. This image now supports tagging! [See available tags here](https://hub.docker.com/r/slothcroissant/caddy-cloudflaredns/tags). To select a specific version of `caddy`, set your [Docker image tag](https://docs.docker.com/engine/reference/run/#imagetag) to the caddy version you'd like to use. 
 
-   Example: `slothcroissant/caddy-cloudflaredns:2.4.3`
+   Example: `slothcroissant/caddy-cloudflaredns:2.4.3`