server: 2 active IPs per vpn-key is a debug-output, not a warning

ffstatus/server.py

@@ -457,7 +457,7 @@ class BatcaveHttpRequestHandler(BaseHTTPRequestHandler):
 
 			if len(ips) == 0: continue
 			if len(ips) > 1:
-				self.logger.warn('VPN key \'{0}\' has {1} active ips. Possible cause is an in-progress re-dialin.'.format(key, len(ips)))
+				self.logger.debug('VPN key \'{0}\' has {1} active ips. Possible cause is an in-progress re-dialin.'.format(key, len(ips)))
 
 			item_isps = set()
 			for ip in ips: