Code
Here is a short list of changes:
[-] Bug with opening attachments twice
[-] (#0005528) it was not possible to print EML files
[*] A new query "This mass mailing has found contacts in the address
book that share the same e-mail address. Do you wish to
skip duplicates contacts in this mass mailing so there will
be one message per distinct e-mail?"
[-] AV on HTML with inputs
[-] Minor fixes