BCO cannot be mined anymore. If you want BCO, you need to buy them at the CryptoBridge decentralized exchange.

@Mr. Blond
Remove your data dir (backup your wallet) and re-install the 1.0.3 client from scratch. That should solve your syncing problems.

@Pjatvoet
Tomorrow we'll publish a blog post with the total number of staked coins. The payout is done proportionally each day so if somebody starts staking 1 day before payout, he will only receive 1 day worth of payouts.