Update timezone data to 2015g

Update timezone data to 2015g

  Changes affecting future time stamps

    Turkey's 2015 fall-back transition is scheduled for Nov. 8, not Oct. 25.
    (Thanks to Fatih.)

    Norfolk moves from +1130 to +1100 on 2015-10-04 at 02:00 local time.
    (Thanks to Alexander Krivenyshev.)

    Fiji's 2016 fall-back transition is scheduled for January 17, not 24.
    (Thanks to Ken Rylander.)

    Fort Nelson, British Columbia will not fall back on 2015-11-01. It has
    effectively been on MST (-0700) since it advanced its clocks on 2015-03-08.
    New zone America/Fort_Nelson.  (Thanks to Matt Johnson.)

  Changes affecting past time stamps

    Norfolk observed DST from 1974-10-27 02:00 to 1975-03-02 02:00.

Bug: 24595281
(cherry-picked from commit 31740bfdb942399235e42ea920b6b717dfa0279c)

Change-Id: I6a57fbdaf12a4b4ebf2a760fd3bd872055621106