Introduced LifoEvents<T> supplying Last In, First Out enumeration of events in the underlying store.
Returned empty iterator when no events are in store.
Enumerated all events in LIFO order.
Addressed a Code Analysis warning.
Addressed a Code Analysis warning.
Documented LifoEvents<T> in the same way as FifoEvents<T> has been documented in commit URL: https://github.com/GreanTech/AtomEventStore/blob/406feb1dc645a4e59abeedb49d65db175d4dd5ed/AtomEventStore/FifoEvents.cs.
Incremented minor version,

indicating that addition of LifoEvents<T> is a new feature, which also
resolves #83 (https://github.com/GreanTech/AtomEventStore/issues/83).