Revert "Apply stat64 hack" to prepare for updating SQLite3

This reverts commit edc3c62901280fd5da8ef14cbf5c5cc91d43af2c.
Updated bundle SQLite3 to version 3.8.1
Reapply "Apply stat64 hack" after updating SQLite3

This reverts commit 283bff3f241f5345bc97d15fc5533517136df196.
Merge pull request #37 from sethfowler/sqlite-3.8.1

Update to SQLite 3.8.1 (Issue #33)