fix problem with bounce-message if incoming mail has insufficient privilege... ...e.g., user not existing (issue 2550534) Added a regression test for this issue that reproduces the traceback reported in issue 2550534 I'm using a slightly modified variant of the original patch that avoids repeated string-concatenation (which could degenerate to quadratic runtime behaviour for large number of email headers).

; This is a sample configuration file for roundup-server. See the
; admin_guide for information about its contents.
[main]
port = 8080
;hostname = 
;user = 
;group = 
;log_ip = yes
;pidfile = 
;logfile = 
;template =
;ssl = no
;pem =


; Add one of these per tracker being served
[trackers]
home = /path/to/tracker