https://github.com/KhronosGroup/glTF/issues/263
fix bundle image copy
better fix for bundle copy
update dependency on OpenCOLLADA since https://github.com/KhronosGroup/OpenCOLLADA/issues/262 fixed for https://github.com/KhronosGroup/glTF/issues/259
starting original / uniqueId clean-up. Now propagate original Id from COLLADA file for images.
https://github.com/KhronosGroup/glTF/issues/253
cleanup + export a meta file when saving a bundle to specify the source document.
https://github.com/KhronosGroup/glTF/issues/231
https://github.com/KhronosGroup/glTF/issues/19
add date in meta file + fix current working directory for bundle
add check for C++11
fix output image path
add verbose logging info
Fix options count
Attempt to fix linux build WRT nullptr
Fixing/Cleaning up C++11 namespace
Update OpenCOLLADA version
https://github.com/KhronosGroup/glTF/issues/268
Fabrice fixed compilation issue - maintaining this change until dev-6 is updated