Merge pull request #18 from stmuk/master

add missing double quote to pod example

Author: LunaBorowska

lib/Str.pod

@@ -351,7 +351,7 @@ of type L<Cool> are coerced to to C<Str> for literal matching.
 
 	my $some-string = "Some foo";
 	my $another-string = $some-string.subst(/foo/, "string"); # gives 'Some string'
-	$some-string.=subst(/foo/, "string); # in-place substitution. $some-string is now 'Some string'
+	$some-string.=subst(/foo/, "string"); # in-place substitution. $some-string is now 'Some string'
 
  
 The replacement can be a closure: