Log Message:
Update to 45.1.1

Changelog:
    Fixed When entering members into a mailing list, the enter key dismissed the \ 
panel instead of just moving onto the next line
    Fixed Email without HTML elements was sent as HTML, despite "Delivery \ 
Format: Auto-detect" option
    Fixed Options applied to a template were lost when the template was used.
    Fixed Contacts could not be deleted when they were found through a search
    Fixed Views from global searches did not respect \ 
"mail.threadpane.use_correspondents"