code: function buildExample( containers ){
  
  	var exampleElm = document.getElementById('example')
  
  	if ( !exampleElm )
  		return
  
  	createContainers( containers, exampleElm )
  
  	let d = dragon(document.getElementsByClassName('example-container'))
        console.log('dragon instance, also can by find in window._dev_dragon: ', d)
  
    window._dev_dragon = d
  }
docs: definitions