Cleaner approach for setting THREADSAFE and NDEBUG for bundled libsqlite.
Tested with: static, shared and shared with separate build roots under a
non-zts build only.
name; this is a higher performance alternative to the generic php() SQL
function. (saves parsing the additional function call in the SQL and a call to
zend_is_callable on each function invocation).
Add test for sqlite_create_function().
Fixup proto for sqlite_create_aggregate().
Tweak package file and speling in header file.
