Script to add (and cache) username

[Marcin Kasperski]

>     I'm not sure it helps with the multiple identities, but does the
>     projrc extension help with the other aspects?
>     
>     <http://mercurial.selenic.com/wiki/ProjrcExtension>


projrc may help in some cases, but this is different direction…

per-tree .hgrc is about making it easier to manage (maybe large)
set of repositories which share some characteristics

projrc is about making it easier to manage single repo shared on many
machines/directories/accounts.