update to 0.24.1

Changes:
- natural sort for the list of files in windef 
- static masking for the windef

Author: alexlib

setup.py

@@ -10,7 +10,7 @@
 
 setup(
     name="OpenPIV",
-    version='0.24.0',
+    version='0.24.1',
     packages=find_packages(),
     include_package_data=True,
     long_description=long_description,