Add collada parser

[yuripourre]

https://github.com/yuripourre/collada-parser/blob/master/src/main/java/br/com/etyllica/loader/collada/ColladaParser.java

[yuripourre]

Collada specs:

https://www.khronos.org/collada/

https://www.khronos.org/collada/wiki/Using_accessors#How_accessors_work

Mixamo files:

https://clara.io/library?query=mixamo&gameCheck=true

https://clara.io/view/12e3331c-185f-4421-8279-bfc9a168ccef