v6.3.16

Bug Fixes

• list-index: fix types for indexes param (e94bb2b), closes #3970
• popup: types for containerEl prop (a06e3aa)
• router: don't call enter/leave for stacked page preload (56765e5)
• router: don't call enter/leave for stacked page preload (d9416ef), closes #3975
• types: add missing params to notification and toast open/close methods (50b1504)