A basic icon utility.
<!-- Default -->
<i class="icon icon--yellow">
<img src="../../icons/tick.png" alt="" title="" />
</i>
<!-- Medium -->
<i class="icon icon--medium icon--yellow">
<img src="../../icons/tick.png" alt="" title="" />
</i>
<!-- Large -->
<i class="icon icon--large icon--yellow">
<img src="../../icons/tick.png" alt="" title="" />
</i>
<i class="{{modifier _self.baseHandle icon.modifiers}}">
<img src="{{ path (icon icon.icon) }}" alt="" title="" />
</i>