Datepicker enhachment/5.1.0/event callback

[gpolychronis]

Additional API to allow customization of Keydown event.

Rebased upon cc3b755.

@benouat Please review

[codecov-io]

Codecov Report

Merging #3345 into master will increase coverage by 2.73%.
The diff coverage is 54.54%.

@@            Coverage Diff             @@
##           master    #3345      +/-   ##
==========================================
+ Coverage   87.99%   90.72%   +2.73%     
==========================================
  Files          94       95       +1     
  Lines        2741     2750       +9     
  Branches      510      512       +2     
==========================================
+ Hits         2412     2495      +83     
+ Misses        268      193      -75     
- Partials       61       62       +1

Flag	Coverage Δ
#e2e	54.94% <54.54%> (-45.06%)	⬇️
#unit	87.84% <54.54%> (-0.16%)	⬇️

Impacted Files	Coverage Δ
src/datepicker/datepicker-input.ts	96.29% <50%> (+0.8%)	⬆️
src/datepicker/datepicker.ts	93.61% <55.55%> (-4.14%)	⬇️
src/index.ts	100% <0%> (ø)
src/tooltip/tooltip.ts	98.41% <0%> (+1.58%)	⬆️
src/util/positioning.ts	95.83% <0%> (+2.5%)	⬆️
src/popover/popover.ts	100% <0%> (+2.77%)	⬆️
src/util/util.ts	48.27% <0%> (+3.44%)	⬆️
src/typeahead/typeahead.ts	96.99% <0%> (+6.01%)	⬆️
src/util/accessibility/live.ts	95.83% <0%> (+12.5%)	⬆️
... and 3 more

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[maxokorokov]

Am I correct that we've decided not to implmement this change in favour of making keyboard mapping service public ?

[gpolychronis]

Am I correct that we've decided not to implmement this change in favour of making keyboard mapping service public ?

Yes you are right.