treat Sara6E like other 2 byte time records
re-render sara's data with 2 byte midnights

```bash
export SERIAL=511999
echo $SERIAL
set_tool_args "--larger"
run_regress analysis/sarak/raw/
```
re-render ian's with new 2 byte midnights

```bash
tail analysis/ianj/raw/download.log
export SERIAL=720726
run_regress analysis/ianj/raw
git status
git diff
git status
git commit  -av
```