</code>, <code>local_after_start?</code> and <code>local_before_end?</code> instance
 methods of <code>TZInfo::TimezonePeriod</code> have been removed. Comparisons can be
 performed with the results of the <code>starts_at</code>, <code>ends_at</code>, <code>local_starts_at</code>
 and <code>local_ends_at</code> methods instead.