
* support 3d model filtering * fix lint error: blank line contains whitespace * add model extensions to test runner mimetype cache manually * use unittest.mock.patch * remove mtl file from testcase (actually plaintext support file)
* support 3d model filtering * fix lint error: blank line contains whitespace * add model extensions to test runner mimetype cache manually * use unittest.mock.patch * remove mtl file from testcase (actually plaintext support file)