eval.ml: add message to remind of the bigand/or return value issue
eval.ml: add message to remind of the bigand/or return value issue

touist/touist,olzd/touist,touist/touist,FredMaris/touist,FredMaris/touist,touist/touist,FredMaris/touist,touist/touist,olzd/touist,olzd/touist