Moving some files to another mount point

[Josh Endries]

Patrick Boutilier wrote:
> We use many mount points and symbolic links inside the Cyrus partition. 
> Should work the same way for virtual domains and a direct mount. The 
> only draw back is that singleinstancestore won't be as efficient as hard 
> links can not be made between mount points. But it is better than 
> running out of disk space. :-)

Awesome, thanks!

J