ExpressionValueUpdate notification contains information about the
executed object. To have the full information about this object, IDE
needs the id of the corresponding suggestion. PR updates the
notification adding the suggestion id of the executed object.
- update: public API for ExpressionValueUpdate notification
- update: ContextEventsListener groups ExpressionValueUpdates and sends
them in a batch
- update: ContextRegistry listens to the notifications from runtime and
routes them to the corresponding listener.
- test: add ContextEventsListenerSpec
