cmd/faucet: fix nonce-gap problem (#22145)

* cmd/faucet: avoid encoding for each client

* cmd/faucet: fix flaw in clearing of txs, avoid sending more than necessary

* cmd/faucet: fix flaw in tx cropping

* cmd/faucet: revert change to not always send tx info

* cmd/faucet: review fixes

* cmd/faucet: revert #22018, fix order in UI

* cmd/faucet: fix lock error

* cmd/faucet: revert json changes

* squashme

cmd/faucet/faucet.html

@@ -177,7 +177,7 @@
 						}
 						// Iterate over our entire local collection and re-render the funding table
 						var content = "";
-						for (var i=0; i<requests.length; i++) {
+						for (var i=requests.length-1; i >= 0; i--) {
 							var done    = requests[i].time == "";
 							var elapsed = moment().unix()-moment(requests[i].time).unix();