Add a-asset-item responseType tests
Add a-asset-item responseType tests

chenzlabs/aframe,weddingdj/aframe,jaxmolina/ar,darkwing/aframe,RSpace/aframe,aframevr/aframe,darkwing/aframe,dmarcos/aframe,wizgrav/aframe,RSpace/aframe,dmarcos/aframe,weddingdj/aframe,wizgrav/aframe,ngokevin/aframe,googlecreativelab/aframe,ngokevin/aframe,mkungla/aframe,chenzlabs/aframe,googlecreativelab/aframe,aframevr/aframe,jaxmolina/ar,mkungla/aframe