[i18n] Latvian translation update

[Jānis]

Citējot Jan Schneider <jan at horde.org>:

> Zitat von J?nis <je at ktf.rtu.lv>:
>
>> Hi!
>>
>> Before taking my vacations I'd like to submit Latvian translation  
>> update for the horde-git tree.
>>
>> It can be retrieved by  
>> http://dict.dv.lv/download/horde/horde-git-2011-07-25_lv.tar.xz
>>
>> File contains directory structure identical to the git tree.
>
> Committed, thanks. The whups translation didn't compile though, due  
> to an error.

oops... I''ll re-check.

Janis