Added docs for Supply.skip. ugexe++

Author: Jan-Olof Hendig

doc/Type/Supply.pod6

@@ -555,6 +555,20 @@ Creates a supply that emits a Range every time a new minimum or maximum
 values is seen from the given supply.  The optional parameter specifies
 the comparator, just as with Any.max.
 
+=head2 method skip
+
+    method skip(Supply:D: Int(Cool) $number = 1 --> Supply:D)
+
+Returns a new C<Supply> which will emit all values from the given C<Supply>
+except for the first C<$number> values, which will be thrown away.
+
+=for code
+my $supplier = Supplier.new;
+my $supply = $supplier.Supply;
+$supply = $supply.skip(3);
+$supply.tap({ say $_ });
+$supplier.emit($_) for 1..10; # OUTPUT: «4␤5␤6␤7␤8␤9␤10␤»
+
 =head2 method start
 
     method start(Supply:D: &startee --> Supply:D)