BHV-4645: Move onSpotlightSelect call from onKeyDown to onKeyUp timing.

1) Move onSpotlightSelect call from onKeyDown to onKeyUp timing.
2) Emulate onholdpulse event

Fixing: http://jira2.lgsvl.com/browse/BHV-4645

DCO-1.1-Signed-Off-By: Kunmyon Choi kunmyon.choi@lge.com