rc2 has been uploaded last weekend to
https://bitcoin.org/bin/0.9.3/test/, with some further fixes in network and memory behaviour
- Remove a useless millisleep in socket handler
- Stricter memory limits on CNode
- Better orphan transaction handling
- Add `-maxorphantx=<n>` and `-maxorphanblocks=<n>` options for control over the maximum orphan transactions and blocks