[REGRESSION][MERGE] Knit indexes incorrect with unicode keys

[Dmitry Vasiliev]

Robert Collins wrote:
> This patch fixes a regression introduced by the utf8 cache [I think]
> where we fail to decode unicode keys in the knit index.

I've already written about this bug:

https://lists.ubuntu.com/archives/bazaar-ng/2006q4/019610.html

and there is the patch which fixes the bug and also adds a bunch of low level 
_KnitIndex tests:

http://bundlebuggy.aaronbentley.com/request/%3C45670B9A.8020001@hlabs.spb.ru%3E

-- 
Dmitry Vasiliev (dima at hlabs.spb.ru)
     http://hlabs.spb.ru