Display better Subjects in MailMate

outlineColumns.plist

# See http://manual.mailmate-app.com/customization#messagesoutline
# Save this file as ~/Library/Application Support/MailMate/Resources/MmMessagesOutlineView/outlineColumns.plist

{
    columns =
    {
        subject =
        {
            title = "Subject";
            sortKey = "subject.blob,subject.body,subject.prefix";
            formatting =
            {
                formatString = "${subject.prefix:+${subject.prefix} }${subject.body}";
                placeholderString = "(No Subject)";
                doubleClick =
                {
                    titleFormatting = { prefixString = "Subject is "; formatString = "“${subject.body}”"; separator = " or "; };
                    queryFormatting = { formatString = "subject.body = '${subject.body}'"; separator = " or "; escapeSingleQuotes = 1; };
                };
            };
            minimumWidth = 10;

            relatedSearches =
            (
                {
                    titleFormatting = { formatString = "Related to “${subject.body}”"; separator = " or "; };
                    queryFormatting = { formatString = "subject.body = '${subject.body}'"; separator = " or "; escapeSingleQuotes = 1; };
                    // keyEquivalent = "s";
                },
                {
                    titleFormatting = { formatString = "Related to [${subject.blob}]"; separator = " or "; };
                    queryFormatting = { formatString = "subject.blob = '${subject.blob}'"; separator = " or "; escapeSingleQuotes = 1; };
                }
            );
        };
    };
}