Changed tests to not keep block references to objects expected to deallocate, even if it's in a different test.
Rewrote tests so there's not so many collisions between them.
Refactored tests.
Added sorting of newly added items.
Fixed uniquing of RCIODirectory children and RCIOItem returning an existing item even if RCIOItemModeExclusiveAccess was specified.
Fixed parent deallocation test.
Added tests for RCIOItemModeExclusiveAccess.
Added test for memory management in the presence of extended attribute subjects.
Fixed deallocation of RCIOItem when an extended attribute subject is created.