Move defaults from bash to Rust

multinode-demo/client.sh

@@ -13,4 +13,4 @@ rsync -v -e ssh "$LEADER/leader.json" .
 rsync -v -e ssh "$LEADER/mint-demo.json" .
 
 cargo run --release --bin solana-client-demo -- \
-  -l leader.json -c 8100 -n 1 < mint-demo.json 2>&1 | tee client.log
+  -l leader.json < mint-demo.json 2>&1 | tee client.log

src/bin/client-demo.rs

@@ -78,7 +78,7 @@ fn main() {
         print_usage(&program, opts);
         return;
     }
-    let mut addr: SocketAddr = "0.0.0.0:8010".parse().unwrap();
+    let mut addr: SocketAddr = "0.0.0.0:8100".parse().unwrap();
     if matches.opt_present("c") {
         let port = matches.opt_str("c").unwrap().parse().unwrap();
         addr.set_port(port);