Log Message:
Update to 2.4.0.1, from PR pkg/23697 by Min Sik Kim.

2.4.0
 - print usage message when no options passed to gconftool
 - API docs updates
 - fix UTF-8 handling for command line output
 - fix reliability of writing out XML
 - ensure recursive unsets get synced
 - fix flag value that was "0"
 - fix recursive preloading
 - fix a memleak
 - fix some gconftool messages/segfaults

2.3.3
 - new gconf_client_notify() API to fake a notification
 - fixes to gconftool --dump feature
 - implement schema uninstallation in gconftool so packages
   can avoid leaving junk
 - fix build issues with linc-free ORBit
 - new gconf_client_recursive_unset API
 - fix gcc 3.3 strict aliasing warnings

2.3.2
 - fix build on Cygwin
 - don't complain about missing saved_state in syslog
 - improve gconf-sanity-check error text
 - added --get-type, --get-list-size and --get-list-element
 - exported gconf_entry_copy
 - cleaned up headers for C++
 - added missing GCONF_CLIENT_GET_CLASS
 - hackaround fix for 2.3.1 lockfile breakage