1.0.5	Initial release.
1.0.6	Filter now starts in background by default.
	Added auto whitelist feature for users out contacts.
	Code cleaned. Some of functions rewrited.
	Some of minor bugs fixed.
1.0.7	Development version.
1.0.8	A few of bugs fixed.
1.0.9   Prerelease.
        Some of critical bugs fixed.
	Added new parameter 'maxdelay' in the filter
	configuration file.
	Added new option 'confirm' for users access files.
1.1.0	Release.
	Added Kaspersky antivirus support.
	Changed default socket timeout value.
	Changed recommended timeout values in sendmail.mc
	Code cleaned (maybe some of potential
	bugs fixed).
1.2.0	Users access files is no longer supported.
	Filter now can to work with a non local users.
	New contacts confirmation algorythm is applyed.
1.2.1   Added 'checklocal' parameter in config file which
	able to enable or disable the checking of local
	addresses feature.
1.2.2   Miscellaneous changes in NS-relay algorithm.
	Added checks of MX hosts addresses.
1.4     Some of minor bugs fixed.
        Added regex based remote hostname/ip checks.
        Changed 'policy' configuration file format.
1.5	Removed Kaspersky antivirus support.
	Removed 'checklocal' feature.
	Can check remote recipient if allowed.
	Config 'autoconfirm' parameter no longer supported,
	autoconfirmation feature always enabled.
	Known bugs fixed.
	Glibc 2.1 bugs fixed.
1.6	All data in memory, .access & .queue database maps are removed,
	Database purge cron-script is no longer used.
	The resolver overload is considerably reduced; All queries are cached,
	Small changes in sendmail.mc required (see file INSTALL for details),
	Fixed small bugs in mx-lookup and check-regex algorithms,
	The filter works much more stable and faster.
