Facade allowHtmlHeader to breadcrumb's allowHtml property, to match the header text.
Enyo-DCO-1.1-Signed-off-by: Blake Stephens <blake.stephens@lge.com>
Merge pull request #1194 from enyojs/BHV-2416-blakestephens

BHV-2416: Facade allowHtmlHeader to breadcrumb's allowHtml property

Reviewed-By: Ben Combee (ben.combee@lge.com)