- open tiff seq folders with bioformats_java by finding the first tiff recursively

- make PyView serializable by skipping the ome field
- fix python tests

tests/test_ufuncs.py

@@ -17,7 +17,7 @@ def array():
 @pytest.fixture()
 def image(array):
     with tempfile.TemporaryDirectory() as folder:
-        file = Path(folder) / "test.tif"
+        file = Path(folder) / "tiff" / "test.tif"
         tiffwrite(file, array, "yxczt")
         with Imread(file, axes="yxczt") as im:
             yield im