Update ColladaLoader.js

Fix materials incorrectly defaulting to  THREE.ClampToEdgeWrapping when THREE.RepeatWrapping is expected.
Some dae have a value of 'TRUE' which becomes NaN via parseInt when the desired value is 1
Update ColladaLoader.js

Make missing joints a console warning rather than a showstopper. Often models will still be loadable / usable.
Merge branch 'patch-1' of https://github.com/PeanutPower/three.js into dev
Merge branch 'master' of https://github.com/PeanutPower/three.js into dev
ColladaLoader: Formatting fixes.