Merge of current of tzdata2013b

Lots of historical data added.

Morocco: add DST rules for the coming years
Cuba: Doing DST in 2013.
Chili: Will do DST in 2013 as it seems.
Merge of current from 249692, tzdata2013c:

- antarctica: AusAQ and ATAQ have been removed.
- Antarctica/Macquarie has been moved to australasia file and AU.
- Asia/Hebron, Palestine updated for 2013.
- Paraguay stays with DST for the whole year.