histplot help page does not describe the output parameters [cf,ind]
#### Reported by **Antoine Monmayrant**
```
BUG DESCRIPTION:
----------------
The help page for histplot is not describing the two output variables of histplot: [cf,ind]
ERROR LOG:
----------
none
HOW TO REPRODUCE THE BUG:
-------------------------
help histplot
try to figure out what "cf" and "ind" really are.
OTHER INFORMATION:
------------------
```
issue