ENYO-700: Custom holdpulse configuration to account for various input devices.

Enyo-DCO-1.1-Signed-off-by: Aaron Tam <aaron.tam@lge.com>
ENYO-700: Wrap init code in an IIFE.

Enyo-DCO-1.1-Signed-off-by: Aaron Tam <aaron.tam@lge.com>
Merge pull request #1876 from enyojs/ENYO-700-aarontam

ENYO-700: Custom holdpulse configuration to account for various input devices.

Reviewed-By: Derek Anderson (derek.anderson@lge.com)
Reviewed-By: Blake Stephens (blake.stephens@lge.com)
Integrated-By: Aaron Tam (aaron.tam@lge.com)