Fix date time format
Fix affiliations notification sending
Fix node config notification sending
Only allow external servers to update remote subscription/affiliation information
Fix affiliation change notification messages
Formatting updates
If user already has a subscription just send back their current subscription details
Note which packet caused exception
Fix processing of affiliation events
Fix unit tests with affilaitions notification fix
Merge pull request #37 from lloydwatkin/master

Various fixes/improvements see commit list