(Source: https://talk.vanillacoin.net/topic/260/version-0-4-0-rc2-release)
Reduced memory usage.
Improved Berkley Database Performance.
Ability to dump all private keys and addresses to a CSV (comma separated value) file through RPC "dumpwallet".
ZeroTime locked transactions now prefer on-chain inputs over off-chain inputs.
Now uses multiple threads for processing asynchronous IO.
Reduced voting traffic for both Node Incentives and ZeroTime.
Incentive collateral is now kept in a reserve balance so as not to be included in Proof-of-Stake.
Automatic Rotating Wallet Backups at startup (no more than every 24 hours).
Coin Auto-Denomination through RPC "walletdenominate".
Improved wallet handling of keypool size changes.
Performance improvements
Bug Fixes
Denominated transaction support serves one purpose, to take an amount of coins and split them given pre-defined amounts. This can be useful for splitting coins for staking or potentially for performing (anonymous) transaction blending.
An example of a denominated transaction is as follows: https://blockchain.vanillacoin.net/tx/1bbbdaf1b13482ae3012a02d214d801140ce7f0f0dfba1d85e240307b7caa111
The following builds will be updated as we move forward:
http://vanillacoin.net/downloads/Vanillacoin.0.4.0.rc2_32.zip
http://vanillacoin.net/downloads/Vanillacoin.0.4.0.rc2_64.zip
http://vanillacoin.net/downloads/Vanillacoin.0.4.0.rc2.dmg
Thank you for your support.