Fix a bug that can lead to database corruption if there are two
+open connections to the same database and one connection does a VACUUM
+and the second makes some change to the database.
+
Allow "?" parameters in the LIMIT clause.
+
Fix VACUUM so that it works with AUTOINCREMENT.
+
Fix a race condition in AUTOVACUUM that can lead to corrupt databases
+
Add a numeric version number to the sqlite3.h include file.
+
Other minor bug fixes and performance enhancements.