https://github.com/KhronosGroup/OpenCOLLADA/issues/188
https://github.com/KhronosGroup/OpenCOLLADA/issues/189
Fixing uniqueId serialization, fileId was ignored.
expose getInstanceControllerDataListMap() to get access to <skeleton>
Merge pull request #190 from KhronosGroup/fabrice-fixes

Fabrice fixes
franky removes useless code in the buildscript
franky makes the externals use the lib macro since they potentially need to also be exported with the rest of the code
Merge pull request #195 from fcoulombe/master

franky removes useless code and fixes the build script gen for windows
Merge branch 'master' of https://github.com/KhronosGroup/OpenCOLLADA