Merge https://github.com/b3c/MAF2 into OpenMAF-2-2
Merge https://github.com/b3c/MAF2 into OpenMAF-2-2
FIXED BUG: material is not written into the file stream.
Merge pull request #27 from besoft/OpenMAF-2-2

 FIXED BUG: material is not written into the file stream (mafVMEMeshAnsysTextExporter)