v4.0.0-beta.19

• chore(eventing): Add annotations_mode_change event back (#584) (2cdd9ce), closes #584
• chore(eventing): Removing unnecessary annotations_mode_change event (#582) (67d742b), closes #582
• chore(highlights): Move HighlightListener to textLayer (#585) (c87bb8e), closes #585
• chore(release): 4.0.0-beta.19 (0902a29)
• fix(cursor): Fix custom cursor focus point off position (#587) (44b6ca3), closes #587
• feat(eventing): Emit new annotations_staged_change event (#570) (a8b1938), closes #570
• feat(eventing): Emit staged change event for cancel status (#586) (ae9921a), closes #586
• feat(highlight): Reset isPromoting when toggle mode (#581) (a4122b6), closes #581
• feat(highlights): Remove rounded corners (#583) (f63df92), closes #583