rename system-cleaner-gtk to cruft-remover-gtk

[Siegfried Gevatter (RainCT)]

2008/11/3 Justin M. Wray <wray.justin.ubuntu at gmail.com>:
> On that note, maybe we can obtain statistics (with permission) of debs that are installed manually and do not exist in the repository.  This data can then be used to prioritize applications that need packaging or upgrading.  We can base priority on the number of instances we see...etc.

Such statistics already exist (popcon), but there isn't any page which
displays them nicely. I may have a go at generating one later today.

-- 
Siegfried-Angel Gevatter Pujals (RainCT)
Ubuntu Developer. Debian Contributor.