Log Message:
Update to 2.61, and obey USE_INET6. Change highlights:

  * Fixed two format string vulnerabilities (die() and log_event()) (Closes: #243945)

  * Segfaults when trying to send mail with authenticated smtp (Closes: #261975)
  * Make address rewriting possible to disable (Closes: #146238)
  * Add AuthUser, AuthPass, AuthMethod to configuration file (Closes: #249905)
  * Logic to choose cram-md5 authentication is backwards (Closes: #249907)
  * SSMTP builds with MD5 support but during the exchange it segfaults (Closes: \ 
#249203)
  * The source compilaton fails if ./configure --enable-logfile is selected \ 
(Closes: #242905)
  * SSL/TLS support cannot handle STARTTLS (Closes: #244666)
  * Creates bad date headers on some systems (Closes: #230864)
  * Fix 'MAIL FROM' problems with cron and the like setting bad 'From:'
    address when FromLineOverride=YES is set (Closes: #205513)
  * Update version string in ssmtp.c (Closes: #198763)
  * Work around missing spaces in headers (Closes: #192445)