* [NOD-1123] Bubble bad-message errors up to the protocol level.
* [NOD-1123] Implement Banning.
* [NOD-1123] Properly use &stopped.
* [NOD-1123] Ban by IP rather than IP and port.
* [NOD-1123] Don't initiate connections to banned peers.
* [NOD-1123] Fix infinite loop in checkOutgoingConnections.
* [NOD-1123] Fix bannedAddresses key.
* [NOD-1123] Rename onBadMessageHandler to onInvalidMessageHandler.
* [NOD-1175] Get rid of something weird.
* [NOD-1175] Implement AddBlock.
* [NOD-1175] Implement BFDisallowOrphans.
* [NOD-1175] Pass flags into AddBlock.
* [NOD-1175] Remove isOrphan and isDelayed handling from AddBlock.
* [NOD-1175] Use default return values in error.
* [NOD-1175] Bring back a comment.
* [NOD-1175] Add ErrOrphanBlockIsNotAllowed to errorCodeStrings.