* Fix overlap in overview when config.disableLayout === true

* run gulp js
after commit 9193e5cd5d6d1aa234803b753c6d032b801a8221

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Co-authored-by: Hakim El Hattab <hakim.elhattab@gmail.com>

add sortFragmentsOnSync option, makes it possible to avoid unwanted sorting in editing environments like slides.com

Fixes https://github.com/hakimel/reveal.js/issues/3315

Co-authored-by: Giacomo Zinetti <giacomo.zinetti@giko.it>

fix issue where auto-animate did not work when jumping three or more slides (i.e. longer than the view distance)

always use css transforms for presentation scaling (zoom has too many quirks even if it is slightly sharper on ldpi displays)

.substr() is deprecated so we replace it with .slice() which works similarily but isn't deprecated
Signed-off-by: Tobias Speicher <rootcommander@gmail.com>

fix fullscreen issues; correct size in Safari, auto-focus presentation when entering fullscreen #3080