add linting (fixes #12)
add linting (fixes #12)

googlecreativelab/aframe,googlecreativelab/aframe,ngokevin/aframe,ngokevin/aframe,cemkod/aframe,RSpace/aframe,weddingdj/aframe,mkungla/aframe,aframevr/aframe,dmarcos/aframe,chenzlabs/aframe,fernandojsg/aframe,MatthewShotton/aframe,mkungla/aframe,msimpson/aframe,aframevr/aframe,wizgrav/aframe,darkwing/aframe,jzitelli/aframe,dmarcos/aframe,weddingdj/aframe,jzitelli/aframe,jaxmolina/ar,fernandojsg/aframe,cemkod/aframe,msimpson/aframe,jaxmolina/ar,chenzlabs/aframe,darkwing/aframe,wizgrav/aframe,MatthewShotton/aframe,RSpace/aframe