Forgotten testnet1 cherries (#475)

* Very quick peer banning endpoint, helps with #406
* Ping heights (#407)
* add height to ping/ping
* reformat output
* fix p2p test
* Fix orphan handling, not related to current head. Fixes #412
* Check before borrow, fixes #267
* Not finding an output commit in pos is an AlreadySpent
* Fix race condition, sending before conn is ready
* Explicit error for unknown pos of a forked block
* Remove config outdated tests. Fix #333
* Check ref and try before borrow, fix #400
* We do not want to sync with old peers anyway
* Hide cargo compiler warning for unused NoopAdapter and unused test code. Add TODOs

src/bin/grin.rs

@@ -340,9 +340,6 @@ fn server_command(server_args: &ArgMatches, global_config: GlobalConfig) {
 	match server_args.subcommand() {
 		("run", _) => {
 			grin::Server::start(server_config).unwrap();
-			loop {
-				thread::sleep(Duration::from_secs(60));
-			}
 		}
 		("start", _) => {
 			let daemonize = Daemonize::new()