Bug - Fix. Reload Apache on new host

When you forked mattheath his vhost file looked like this https://github.com/mattheath/puppet-apache/blob/cce8f2b20febc48bf8f22b2f4d56cfb47faacf66/manifests/vhost.pp then he implemented a bug fix https://github.com/mattheath/puppet-apache/commit/2e067eecf40273268351edf81bf7264b15c956aa#diff-c918e8884948c0fae251b33071374150

This commit should reload apache when a new vhost is added.