isofs/cd9660 -> relocate to fs/isofs/cd9660?

[Scott Long]

Eric Anderson wrote:
> I noticed that cd9660 file system is in sys/isofs/cd9660 instead of what 
> seems more logical: sys/fs/cd9660.  Is there any reason not to move it? 
>    Curious mostly..
> 
> Eric
> 
> 

Inertia, mostly.  And if you move cd9660, do you also move ufs?  Let the
bi-yearly debate begin.....

Btw, this is a topic that is easily searched on, as it gets brought up
fairly regularly.  We were a bit late on the schedule this time, though,
so thanks for giving it a kickstart.

Scott