Enahnce the 'Conditional Operator' section.

Added a simple example based on the previous one that shows side-to-side
the difference between the Perl 5 and Perl 6 ?: and ??!!.
Added a space in C<? :> for coherence with the C<?? !!>.

Author: fluca1978

doc/Language/5to6-perlop.pod6

@@ -179,9 +179,15 @@ documented at this time.
 
 =head2 Conditional Operator
 
-C<?:> has been replaced by C<?? !!>. I. e. where you would use C<$x
-= $ok ? $y : $z;> in Perl 5, you would use C<$x = $ok ?? $y !! $z;>
-in Perl 6.
+The conditional operator C<? :> has been replaced
+by C<?? !!>:
+
+=begin code
+$x = $ok  ? $yes  : $no;  # Perl 5
+
+$x = $ok ?? $yes !! $no;  # Perl 6
+=end code
+
 
 =head2 Assignment Operators