yeah we need pipe, check_call waits

ringojs/setup.py

@@ -8,7 +8,7 @@ def start(args):
   setup_util.replace_text("ringojs/ringo-main.js", "dbHost = '.*';", "dbHost = '" + args.database_host + "';")
 
   try:
-    subprocess.check_call("ringo --production ringo-main.js", shell=True, cwd="ringojs")
+    subprocess.Popen("ringo --production ringo-main.js", shell=True, cwd="ringojs")
     return 0
   except subprocess.CalledProcessError:
     return 1