Refactoring: use using types (#6266)

* Refactoring: use using types

---------

Co-authored-by: Kim Kulling <kim.kulling@draeger.com>

code/AssetLib/Q3BSP/Q3BSPFileImporter.cpp

@@ -270,7 +270,7 @@ void Q3BSPFileImporter::CreateNodes(const Q3BSP::Q3BSPModel *pModel, aiScene *pS
     }
 
     unsigned int matIdx(0);
-    std::vector<aiMesh *> MeshArray;
+    MeshArray MeshArray;
     std::vector<aiNode *> NodeArray;
     for (FaceMapIt it = m_MaterialLookupMap.begin(); it != m_MaterialLookupMap.end(); ++it) {
         std::vector<Q3BSP::sQ3BSPFace *> *pArray = (*it).second;