set timeout of api calls to 15 secs

Author: tifayuki

haproxy/main.py

@@ -23,6 +23,7 @@
 from config import RunningMode
 
 dockercloud.user_agent = "dockercloud-haproxy/%s" % __version__
+dockercloud.api_timeout = 15
 
 logger = logging.getLogger("haproxy")