Reload list of repositories on wsgi

[Andrei Vermel]

> There is such bug - http://www.selenic.com/mercurial/bts/issue1358
> After 0.9.5 I cannot use cgi on Windows (apache 2.2 + python 
> 2.5) 1.0, 1.0.1, 
> 1.0.2 all crashed with 'The memory could not be "read"' 
> exception.
I am using apache 2.0 & python 2.4. 

I had a problem with mod_python at some point - turned out the binary
distrib I used had an unresolved function in the mod_python dll !
Possibly your problem is in apache rather then in hg. 
Try disabling mod_python for a start.

Andrei