Carsten Haitzler f23f99bf84 and actively remove images when they are KNOWN to have been removed from disk ... or the cached copies have 0 refs and are too old (thus wasting cache space). SVN revision: 31243		2007-08-11 12:22:43 +00:00
legacy	and actively remove images when they are KNOWN to have been removed from disk	2007-08-11 12:22:43 +00:00