Sync zoneinfo database with tzdata2008f from elsie.

Sync zoneinfo database with tzdata2008f from elsie.

africa:         8.15 -> 8.16
asia:           8.22 -> 8.23
europe:         8.17 -> 8.18
southamerica:   8.26 -> 8.27

From Arthur David Olson's comments:

* africa
        - Mauritius
                DST 2008 ff. from last Sun Oct to last Sun Mar
                (per Riad M. Hossen Ally)
        - Morocco
                End of DST 2008 ff. changed from Sep 28 to Sep 1
                (per Steffen Thorsen)

* asia
        - Gaza
                End of DST 2008 ff. changed from second Thu in Sep to
                last Thu in Aug (per Alexander Krivenyshev)
        - Pakistan
                End of DST 2008 only changed from Sep 1 to Nov 1
                (per Alexander Krivenyshev)

* europe
        - Turkey
                Add comments about proposed changes in 2011
                (per Sue Williams)

* southamerica
        - Argentina
                Start of DST 2008 ff. changed from first to third Sun
                (per Alexander Krivenyshev)
        - Brazil
                Start of DST 2008 ff. changed from second to third Sun
                (per Steffen Thorsen)