* Sync Greyhole configuration with the shares configuration when shares are deleted (bug [http://bugs.amahi.org/issues/show/610 610])
* Protect against reinstalls and Greyhole DB setup (bug [http://bugs.amahi.org/issues/show/762 762])
* Millions of files in the Greyhole spool directory can lead to hitting memory limits ([http://bugs.amahi.org/issues/show/769 769])
* Double check that shares added to the pool are actual mountpoints ([http://bugs.amahi.org/issues/show/611 611])