[tz] [PATCH] tzdata: Asia/Ha_Noi: Add new timezone

[Alan Barrett]

On Fri, 03 Oct 2014, Robert Elz wrote:
>Unless you can show that Ha Noi and Ho Chi Minh City have not used the
>same local time for some period (a few minutes would be enough) since 1970
>an additional zone won't be created for it either.   (Differences before
>1970 could just possibly be used, sometime in the future, so research into
>actyal time usage back into history is always useful - if backed by good
>references.)

The Wikipedia page, 
<https://en.wikipedia.org/wiki/Time_in_Vietnam>, says that they 
were different.  For example, from 1968 to 1975, North Vietnam 
(Hanoi) was on UTC+07:00, and from 1960 to 1975, South Vietnam 
(Saigon, or Ho Chi Minh City) was on UTC+08:00.

--apb (Alan Barrett)