* Rewrite the demo file system example to not require internal WiredTiger functions. * Replace calls to __wt_calloc/__wt_free with C library calloc/free/calls, avoid using internal WiredTiger functions.
* Rewrite the demo file system example to not require internal WiredTiger functions. * Replace calls to __wt_calloc/__wt_free with C library calloc/free/calls, avoid using internal WiredTiger functions.