do not spam errors when IOS is offline; we could emit notifications that some IOS has not been able to be contacted after some amount of time, but it is no error for IOS to be offline
do not spam errors when IOS is offline; we could emit notifications that some IOS has not been able to be contacted after some amount of time, but it is no error for IOS to be offline

git-svn-id: ae92b08b608af1c8cefa3e10d2325ea527204e07@21759 3eda493b-6a19-0410-b2e0-ec8ea4dd8fda

pscedu/slash2-stable,pscedu/slash2-stable,pscedu/slash2-stable,pscedu/slash2-stable,pscedu/slash2-stable,pscedu/slash2-stable,pscedu/slash2-stable