add texture object to material-texture-loaded event detail
add texture object to material-texture-loaded event detail

added texture object to event detail. Enabling post loading manipulation of objects via events.

dont include changes to package.json

not include package.json to changes

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