Just wanted to let you know, that I released V1.8 of the Integration Tool for Dynamics CRM 2011/13/15/16
The latest version not only allows to create & update records, but also allows to migrate marketinglists and their members.
Please check it out and let me know what you think!
http://www.freedevelopertutorials.com/integrationtool-tutorial/
Cheers Peter
The latest Integration Tool V1.10 now allows the deletion of entity records as well!
Please try it. If you like, get in contact with me to request additional features...
Please try the completly free latest version V1.14 wich comes with many new functionalities and enhanced stability.
If you have any questions to the tool, please feel free to contact me!