Add verbose cmd line option to problem 288
Add verbose cmd line option to problem 288

This reduces the amount of output to check in the tests.

perl6/perl6-examples,perl6/perl6-examples,shlomif/perl6-examples,shlomif/perl6-examples,shlomif/perl6-examples,perl6/perl6-examples,perl6/perl6-examples,shlomif/perl6-examples,perl6/perl6-examples,shlomif/perl6-examples