bug 1209185 - Update timezone choices
bug 1209185 - Update timezone choices

This synchronizes the user's timezone choices with the changes made from
pytz 2015.4 to 2015.7, which were applied in commit 859fc7d.

safwanrahman/kuma,Elchi3/kuma,jgmize/kuma,Elchi3/kuma,ollie314/kuma,safwanrahman/kuma,SphinxKnight/kuma,jgmize/kuma,yfdyh000/kuma,jgmize/kuma,jwhitlock/kuma,a2sheppy/kuma,mozilla/kuma,yfdyh000/kuma,a2sheppy/kuma,SphinxKnight/kuma,jwhitlock/kuma,SphinxKnight/kuma,SphinxKnight/kuma,mozilla/kuma,jwhitlock/kuma,SphinxKnight/kuma,ollie314/kuma,ollie314/kuma,yfdyh000/kuma,mozilla/kuma,jwhitlock/kuma,mozilla/kuma,ollie314/kuma,jgmize/kuma,safwanrahman/kuma,Elchi3/kuma,yfdyh000/kuma,a2sheppy/kuma,a2sheppy/kuma,a2sheppy/kuma,escattone/kuma,jgmize/kuma,yfdyh000/kuma,ollie314/kuma,ollie314/kuma,escattone/kuma,yfdyh000/kuma,Elchi3/kuma,safwanrahman/kuma,escattone/kuma,mozilla/kuma,safwanrahman/kuma,safwanrahman/kuma,jgmize/kuma,Elchi3/kuma,jwhitlock/kuma,SphinxKnight/kuma