Fix sendFrom initialisation

Author: jm-mailosaur

mailosaur/models/message_create_options.py

@@ -23,7 +23,7 @@ class MessageCreateOptions(object):
 
     def __init__(self, to, send, subject, text=None, html=None, attachments=None):
         self.to = to
-        self.sendFrom = None,
+        self.sendFrom = None
         self.send = send
         self.subject = subject
         self.text = text