4.0.2
polyfill element.closest for ie11
switch old toArray helper to Array.from
auto-animate; carry forward fragment visibility, unmatched elements adhere to duration/delay attributes
fix and tests for custom key bindings in help overlay
remove nuking of hash changes when hash is disabled
fix slide notes printing
plugins can be direct references or factory functions
move pointer logic out to own controller
progress bar width set via scale instead of width for perf
new controller for speaker notes
dont prevent page scrolling when swiping on embedded decks