code: function getSlotChildren(node) {
  	var retVal = [];
  
  	node = node.firstChild;
  	while (node) {
  		retVal.push(node);
  		node = node.nextSibling;
  	}
  	return retVal;
  }
docs: find all the fallback content for a <slot> and return these as an array
  this array will also include any #text nodes
  
  @param node {Node} - the slot Node
  @return Array{Nodes}