Save coinbase, not just extraNonce
Bugfix: Use timestamp in coinbase rather than "bits", needed to ensure coinbase txn is unique even if address is the same
Merge branch 'unique_coinbase' of git://gitorious.org/~Luke-Jr/bitcoin/luke-jr-bitcoin into unique_coinbase
Merge pull request #505 from gavinandresen/unique_coinbase

Unique coinbase: Fixes #482
Merge commit '49c8e53ee2c2705fd0a8731458cb776dad7e1f6e' into namecoin_merge_v0.8
Namecoin: Save coinbase, not just extraNonce
Namecoin: Use timestamp in coinbase rather than "bits"
Merge commit '5a3dea451d8a53ec87cbd7a7d1405a970fb1b263' into namecoin_merge_v0.8
Merge commit 'b7598ceefa362ec1b97e7a6a8a28aa38cf9a3c96' into namecoin_merge_v0.8