Update to 2020-08-24 13:00

roles/pmg/files/imap-sa-learn

@@ -113,7 +113,10 @@ sub crawl_imap_dir {
       my $inner_found = 0;
       foreach my $part ($entity->parts) {
         if ($part->effective_type eq 'message/rfc822'){
-          sa_learn($part->stringify, $type);
+          # Remove the first 3 lines which presents the raw mail, but as an attachment
+          my @lines = split /\n/, $part->stringify;
+          splice @lines,0,3;
+          sa_learn(join("\n", @lines), $type);
 	  $inner_found = 1;
         }
       }