quad_utils max_reg_list_num

quick note, will fill out later.

hard coded, not big enough

```
ERROR FROM:
  source : $URL$
  routine: update_reg_list
  message:  max_reg_list_num (         800 ) is too small ... increase
  message: ...  adding 1 to bin          132         142
  message: ...  bins:          131         162         139         142
```