4.2.1
Implement auto-animate id and restart
merge #2843 with minor tweaks
switch old toArray helper to Array.from
polyfill element.closest for ie11
stop playing media inside of fragments when the fragment is hidden
fix last slide shortcut in looped presentations #3007
fix read issue that caused double navigations fixes #3079
fix slide notes printing
plugins can be direct references or factory functions
move pointer logic out to own controller
fix issue with deck-wide backgroudns in pdf exports + fix #2865
Fix target for click on progress bar
refactor #3078
fix slide numbering issue with uncounted horizontal slides (fixes #2675)
prevent accidental swipe gestures when scrubbing video/audio timelines