Merge branch 'development'
correct server file name
Merge branch 'development'
Merge branch 'development'
Merge pull request #2 from ykjchen/master

Master
added alerts to sample view controller
updated status format
pre-emptively monitor reachability
added logging
updated logging
Merge branch 'development' of https://github.com/ykjchen/JCSubscriptionManager into development
enforce checking for renewal
don't stop reachability notifier

stopping it would cause reachability to be NotReachable when needed
trying to get renewal date from legacy receipt
checking latest_receipt for more recent expiration
Merge branch 'development'