This removes the option from the wallet to not pay a fee on "small"
transactions which spend "old" inputs.
This code is no longer worth keeping around, as almost all miners
prefer not to include transactions which pay no fee at all.
dPriority=dPriorityInputs/(nBytes-nBytesInputs+(nQuantityUncompressed*29));// 29 = 180 - 151 (uncompressed public keys are over the limit. max 151 bytes of the input are ignored for priority)
strUsage+=HelpMessageOpt("-rescan",_("Rescan the block chain for missing wallet transactions on startup"));
strUsage+=HelpMessageOpt("-salvagewallet",_("Attempt to recover private keys from a corrupt wallet on startup"));
if(showDebug)
strUsage+=HelpMessageOpt("-sendfreetransactions",strprintf(_("Send transactions as zero-fee transactions if possible (default: %u)"),DEFAULT_SEND_FREE_TRANSACTIONS));
strUsage+=HelpMessageOpt("-spendzeroconfchange",strprintf(_("Spend unconfirmed change when sending transactions (default: %u)"),DEFAULT_SPEND_ZEROCONF_CHANGE));
strUsage+=HelpMessageOpt("-txconfirmtarget=<n>",strprintf(_("If paytxfee is not set, include enough fee so transactions begin confirmation on average within n blocks (default: %u)"),DEFAULT_TX_CONFIRM_TARGET));
strUsage+=HelpMessageOpt("-usehd",_("Use hierarchical deterministic key generation (HD) after BIP32. Only has effect during wallet creation/first start")+""+strprintf(_("(default: %u)"),DEFAULT_USE_HD_WALLET));