Makes the Reply-To header e-mail address configurable.

also uses the SITE_NAME constant as the sender name.

models/Email.php

@@ -14,7 +14,7 @@ class Email
 		$boundary = uniqid('sr');
 
 		if (empty($headers))
-			$headers .= "From: HashRU Pics <no-reply@aaronweb.net>\r\n";
+			$headers .= "From: " . SITE_TITLE . " <" . REPLY_TO_ADDRESS . ">\r\n";
 
 		// Set up headers.
 		$headers .= "MIME-Version: 1.0\r\n";