Dirty fix: Don't request transaction_entry on finalized transactions.
Dirty fix: Don't request transaction_entry on finalized transactions.

ripple/ripple-lib,wilsonianb/ripple-lib,darkdarkdragon/ripple-lib,wilsonianb/ripple-lib,darkdarkdragon/ripple-lib,wilsonianb/ripple-lib,ripple/ripple-lib,darkdarkdragon/ripple-lib,ripple/ripple-lib,ripple/ripple-lib