Update the version number.

Rebuild dist files.

Fix typings of events.

Merge changes of v4.1.0.

Fix #848.

Update the version.

Simplify the "shift" condition.

Bug Fix: Prevent VoiceOver from announcing the SR field (#805).

Bug Fix: #781

Refactoring with `Media#set()`. Add `transformIgnorePatterns` to fix …

…the issue that jest fails to rename caches.