BHV-1187: Check first character of MarqueeItem to determine RTL mode.

Enyo-DCO-1.1-Signed-off-by: Aaron Tam <aaron.tam@lge.com>
BHV-1187: Add various RTL & LTR languages to Marquee sample.
DCO-1.1-Signed-Off-By: Kevin Schaaf <kevin.schaaf@lge.com>
Merge pull request #1176 from enyojs/BHV-1187-aarontam

BHV-1187: Check first character of MarqueeItem to determine RTL mode.