upstream update. please signoff. -Andy SQLite Release 3.6.14 On 2009 May 7 (3.6.14) Changes associated with this release include the following: * Added the optional asynchronous VFS module. * Enhanced the query optimizer so that virtual tables are able to make use of OR and IN operators in the WHERE clause. * Speed improvements in the btree and pager layers. * Added the SQLITE_HAVE_ISNAN compile-time option which will cause the isnan() function from the standard math library to be used instead of SQLite's own home-brew NaN checker. * Countless minor bug fixes, documentation improvements, new and improved test cases, and code simplifications and cleanups. A complete list of SQLite releases in a single pages is also available. A detailed history of every check-in is available at http://www.sqlite.org/cvstrac/timeline.