Starting to add tests for node membership
Add working code for node member retrieval
Added test for where there is only a subscription (no affiliation)
Add test for lack of subscription (i.e. only affiliation)
Add a test for there being no node membership
Add a test for retrieving most recent updated date
Add getNodeMemberShip to the ChannelManager
Update NodeViewAcl to support NodeMembership
Use getNodeMembership()
Move NodeThreadsGet to getNodeMembership
Move RepliesGet from getUserSubscription -> getNodeMembership
Moved ThreadGet from getUserSubscription to getNodeMembership
Moved Publish from getUserSubscription to getNodeMembership
Update SubscribeSet from getUserSubscription to getNodeMembership
Convert SubscriptionEvent from getUserSubscription to getNodeMembership
Move UnsubscribeSet from getUserSubscription to getNodeMembership
Add test back in with 'spies'
Move RecentItemsGet to getNodeMembership
Remove getUserAffiliation from MessageArchiveManagement
Remove getUserAffiliation() method