Revert "Update sqlite3 to version 3.8.4.3"

This reverts commit 05929150b2af8748c8239382dc11e92e82b438c6.
Revert apsw to version 3.6.22 and use the included p4a sqlite3 source files because otherwise we get IO errors
Merge pull request #4 from wtud/cookbook

Downgrade sqlite3 and apsw to 3.6.22(-r1)

Tested and works!