Got some Polymer 1.0 elements working with 1.4

Character sheets now visible, but vulcanize broke, using raw head imports instead

rpg-docs/client/views/private/character/stats/skillRow/skillRow.html

@@ -4,7 +4,7 @@
 			 hero-id="main" 
 			 {{detailHero skill ../_id}} 
 			 layout horizontal center>
-			<core-icon icon="{{profIcon}}"></core-icon>
+			<iron-icon icon="{{profIcon}}"></iron-icon>
 			{{#if failSkill}}
 				<div class="fail skill-mod">fail</div>
 			{{else}}