(transaction_xdata_t): Added a `ptr' void *, for general use.  The reconcile_transactions handler uses it.
(transaction_xdata_t): Added a `ptr' void *, for general use.  The
reconcile_transactions handler uses it.

duncanmortimer/ledger,afh/ledger,jwakely/ledger,duncanmortimer/ledger,paulbdavis/ledger,jwakely/ledger,afh/ledger,paulbdavis/ledger,jwakely/ledger,jwakely/ledger,jwakely/ledger,afh/ledger,paulbdavis/ledger,duncanmortimer/ledger,ledger/ledger,duncanmortimer/ledger,jwakely/ledger,duncanmortimer/ledger,duncanmortimer/ledger,paulbdavis/ledger,jwakely/ledger,duncanmortimer/ledger,paulbdavis/ledger,afh/ledger,ledger/ledger,ledger/ledger,ledger/ledger,paulbdavis/ledger,afh/ledger,paulbdavis/ledger,ledger/ledger