// times.
//
// The reference implementation in localtime.c from
-// http://www.iana.org/time-zones/repository/releases/tzcode2013g.tar.gz
+// https://www.iana.org/time-zones/repository/releases/tzcode2013g.tar.gz
// implements the following algorithm for these cases:
// 1) If the first zone is unused by the transitions, use it.
// 2) Otherwise, if there are transition times, and the first