update readme

README.md

@@ -23,8 +23,9 @@ npm install --save acme-dns-01-dnsimple
 
 DNSimple Token:
 
--   Login to your account at: {{ Service URL }}
--   {{ Instructions to generate token }}
+-   Login to your account at: https://dnsimple.com/dashboard
+-   Go to Account > Automation.  In the API tokens section
+	click on New.  You can also get the account ID here.
 
 # Usage