Enable AFNetworking Reachability manager
Stop Reachability monitoring in applicationWillTerminate callback
Explain the synch algorithm in comments
Add a timeout for the pull down to refresh spinner
Cancel all pending operations on synch start - prevents double creation
Remove unnecessary logs
Verbose logging
Merge branch 'feature/reachability_fix' into develop
Version bump to 1.2.1
Merge branch 'release/v1.2.1' into develop