Log Message:
upgrade to 4.0.5.  includes security fix.

Changes from 4.0.4 to 4.0.5:
----------------------------
 1.  Add debug trace call with OpenSSL library version.
 2.  Added 'tls-options' configuration file option.
 3.  Added 'tls-workarounds' boolean option.
 4.  STLS errors (except for timeout) no longer fatal.
 5.  Added sample xinetd configuration file.
 6.  Additional checks for networking libraries.
 7.  Pick up LDFLAGS from environment, if set.
 8.  Added '--enable-32-bit' and '--enable-64-bit'
 9.  Applied patch from Jeremy Chadwick to fix pathname trimming in
     standalone mode.
10.  Fixed (non-root) buffer overflow.
11.  Fixed '-no-mime' appended to user name (reported by Florian
     Heinz).
12.  Fixed response message when identical MDEFs defined multiple
     times (reported by Florian Heinz).