When replaying recordings, show a list of all events.
Correct timing of automatic playback of user action records.
Remove event timing debug message.
Record and replay mouseover and hover events in the StateEvaluationTree.

Also some general refactoring.
Control access to the mutable (lazily constructed) storage and lookup of ASTs in MappedModule.
Add methods to get the underlying ThreadID from unmapped and clang-mapped ThreadStates.
Add seec::cm::ProcessState::getThreadIndex(), which retrieves the index for a given ThreadState.
Explicitly pass the index of the thread that should be moved to addStmtNavigation().