Vadim's updates to HISTORY file.

HISTORY

@@ -20,6 +20,12 @@ Fix very old bug which made tuples changed/inserted by a commnd
 Fix for SELECT null, 'fail' FROM pg_am (Patrick)
 SELECT NULL as EMPTY_FIELD now allowed(Patrick)
 Remove un-needed signal stuff from contrib/pginterface
+Fix OR (where x <> 1 or x isnull didn't return tuples with x NULL) (Vadim)
+Fix time_cmp function (Vadim)
+Fix handling of functions with non-attribute first argument in 
+	WHERE clauses (Vadim)
+Fix GROUP BY when order of entries is different from order
+	in target list (Vadim)
 
 Enhancements
 ------------
@@ -29,7 +35,10 @@ Added JDBC driver as an interface(Adrian & Peter)
 pg_password utility
 Return number of tuples inserted/affected by INSERT/UPDATE/DELETE etc.(Vadim)
 Triggers implemented with CREATE TRIGGER (SQL3)(Vadim)
-SPI (Server Programming Interface) implemented to support triggers(Vadim)
+SPI (Server Programming Interface) - allows execution of queries inside 
+	C-functions (Vadim)
+	SPI implemented not just to support triggers, but functions too,
+		and as "workhorse" for procedural language(s) in future...
 NOT NULL implemented (SQL92)(Robson Paniago de Miranda)
 Include reserved words for string handling, outer joins, and unions(Thomas)
 Implement extended comments ("/* ... */") using exclusive states(Thomas)
@@ -65,6 +74,9 @@ Reduce open() calls(Bruce)
 psql:  Add PAGER for \h and \?,\C fix
 Fix for psql pager when no tty(Bruce)
 New entab utility(Bruce)
+General trigger functions for referential integrity (Vadim)
+General trigger functions for time travel (Vadim)
+MOVE implementation (Vadim)
 
 Source Tree Changes
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