WOTC has up the first of their announced Unearthed Arcana articles. This one is conversion notes for Eberron over to 5e. I know about nothing of Eberron
http://dnd.wizards.com/articles/features/unearthed-arcana-eberron (http://dnd.wizards.com/articles/features/unearthed-arcana-eberron)
Two new races. Changeling, Shifter and Warforged.
One new path. Wizard Artificer
Action Point system.
Dragonmark system.
New Feat: Dragonmark
Looks interesting. Might add some of this to the next campaign.
JINX!