Implement SILENT, fix printing of non-strings

config.py

@@ -20,4 +20,4 @@ QUICK_IMAGES = True
 CONTENT_TYPE_ENCODING = True
 
 # Don't print log entries
-SILENT = True
+SILENT = False

waybackproxy.py

@@ -312,7 +312,8 @@ class Handler(socketserver.BaseRequestHandler):
 print_lock = threading.Lock()
 def _print(*args, linebreak=True):
 	"""Logging function."""
-	s = ' '.join(args)
+	if SILENT: return
+	s = ' '.join([str(x) for x in args])
 	print_lock.acquire()
 	sys.stdout.write(linebreak and (s + '\n') or s)
 	sys.stdout.flush()