Expose enable_starttls_auto & openssl_verify_mode.

And align `ENV` calls to keep up with codes above.

My fault for using tabs.

which caused a real misalignment.

config/environments/production.rb

@@ -77,8 +77,9 @@ Osem::Application.configure do
     user_name:            ENV['OSEM_SMTP_USERNAME'],
     password:             ENV['OSEM_SMTP_PASSWORD'],
     authentication:       ENV['OSEM_SMTP_AUTHENTICATION'].try(:to_sym),
-    domain:		  ENV['OSEM_SMTP_DOMAIN'],
-    enable_starttls_auto: true
+    domain:               ENV['OSEM_SMTP_DOMAIN'],
+    enable_starttls_auto: ENV['OSEM_SMTP_ENABLE_STARTTLS_AUTO'],
+    openssl_verify_mode:  ENV['OSEM_SMTP_OPENSSL_VERIFY_MODE']
   }
 
   # Set the secret_key_base from the env, if not set by any other means