BHV-4135: Focus is not getting back immediately on DataList scroll stops in pointer mode

Change kFrictionEpsilon as 1e-1 on webos platform for fast response.

DCO-1.1-Signed-Off-By: Kunmyon Choi kunmyon.choi@lge.com
BHV-4135: Make webOS platform check stricter and more consistent.

Enyo-DCO-1.1-Signed-off-by: Aaron Tam <aaron.tam@lge.com>
Merge pull request #757 from enyojs/BHV-4135-kunmyonchoi

BHV-4135: Apply kFrictionEpsilon as 1e-1 on webos platform for fast scrollStop

Reviewed-by: Aaron Tam (aaron.tam@lge.com)