dojo: change autocomplete to use sell
Change autocomplete to prettyprint variables with sell instead of
xsell
^- (unit [term tank])
?. =(variable (end 3 (met 3 variable) name))
~
- `[name (xsell q.cage)]
+ `[name (sell q.cage)]
::
++ complete-gen-poke-to-app
|= [app=term gen=term]
