Tagging release 0.3.37
Apply tzdata2013d updates.
http://mm.icann.org/pipermail/tz-announce/2013-July/000012.html
Apply tzdata2013g updates.
(Latest from http://www.iana.org/time-zones.)
Update data/readme with 2013g data note.
Merge branch 'tzdata2013g' into 0.3

Conflicts:
	data/Readme.txt
	tzinfo/lib/tzinfo/definitions/Asia/Gaza.rb
	tzinfo/lib/tzinfo/definitions/Asia/Hebron.rb