Sync zoneinfo database with tzdata2012c from munnari.oz.au
africa: 8.33 -> 8.35
asia: 8.70 -> 8.73
northamerica: 8.53 -> 8.54
* africa: Morocco 2012 DST from last Sunday in April through last
Sunday in September.
* asia: Change start of DST in Syria to last Friday in March in
2012 and (as a guess) forward. Starts and (guessed) ends of
DST in West Bank and Gaza for 2012. Also add a missing HTML
directive at the top of the file.
* northamerica: Start and end of DST in Haiti in 2012 according
to US rules.