- Add blabba's Derivative object checks

AUTHORS.TXT

Build/NifPlugins_VC2015.vcxproj

Build/NifPlugins_VC2015.vcxproj.filters

CHANGELOG.TXT

MaxNifTools.ini

NifCommon/AnimKey.h

NifCommon/NifVersion.h

NifCommon/nimorph.cpp

NifCommon/niutils.cpp

NifCommon/niutils.h

NifExport/Config.cpp

NifExport/MtlTex.cpp

NifImport/ImportAnimation.cpp

NifImport/ImportMeshAndSkin.cpp

NifImport/ImportMtlAndTex.cpp

NifImport/ImportParticles.cpp

NifImport/ImportSkeleton.cpp

NifImport/MaxNifImport.rc

NifImport/NIFImport.cpp

NifImport/NIFImporter.h