updates and cleanup.

mailer.rb

@@ -1,11 +1,7 @@
 # Mailer module
 
-# Not to actually be used. proof of concept.
-
 module Mail
   def send(to, subject, body)
-    raise "Can't send email."
-
     from_email = "infinsweeper@domain.com"
     from_name = "InfinSweeper"
     to = Array(to).map { |addr| { email_address: { address: addr, name: "" } } }
@@ -32,5 +28,6 @@ module Mail
 
     return if response.is_a?(Net::HTTPSuccess)
     Logman.imp "[ZeptoMail ERROR] #{response.body}"
+    raise "Email failed."
   end
 end