Change Details

``` make check ```

``` make check ``` Run `bitcoind` with `-debug=leveldb` and check the log file for the `LEVELDB` category and the following pattern: `WriteBatch memory usage: db=..., before=...MiB, after=...MiB` Verify that printed sizes (before and after) make sense.

``` make check ``` Run `bitcoind` with `-debug=leveldb` and check the log file for the `LEVELDB` category and the following pattern: `WriteBatch memory usage: db=..., before=...MiB, after=...MiB` Verify that printed sizes (before and after) make sense.