Add initializing log message to server

Handy when gesesis block is large.

src/bin/testnode.rs

@@ -62,8 +62,9 @@ fn main() {
         exit(1);
     }
 
+    eprintln!("Initializing...");
     let mut entries = buffer.lines().map(|line| {
-        serde_json::from_str(&line).unwrap_or_else(|e| {
+        serde_json::from_str(&line.unwrap()).unwrap_or_else(|e| {
             eprintln!("failed to parse json: {}", e);
             exit(1);
         })
@@ -99,8 +100,8 @@ fn main() {
         stdout(),
         historian,
     )));
-    eprintln!("Listening on {}", addr);
     let threads = AccountantSkel::serve(&skel, &addr, exit.clone()).unwrap();
+    eprintln!("Ready. Listening on {}", addr);
     for t in threads {
         t.join().expect("join");
     }