* [NOD-315] Created acceptanceindex.go including boilerplate.
* [NOD-315] Disallowed calls to notifyChainChanges and getChainFromBlock if the acceptance index is not on.
* [NOD-315] Implemented the acceptance index.
* [NOD-315] Fixed serialization/deserialization. Added test.
* [NOD-315] Fixed/added comments.
* [NOD-315] Fixed copy/paste errors.
* [NOD-315] Added an empty line for readability.
* [NOD-240] Removed references to the wallet in rpcserver.go.
* [NOD-240] Began removing btcwalletxxx.go.
* [NOD-240] Got rid of rpcclient/wallet.go and walletsvrcmds.go.
* [NOD-240] Moved GetBestBlockResult to dagsvrresults.go.
* [NOD-240] Finished removing walletsvrXXX.go.
* [NOD-240] Removed wallet stuff from btcctl.
* [NOD-240] Removed a few last things that I've missed.