Updated version number.

setup.py

@@ -2,7 +2,7 @@ from setuptools import setup, find_packages
 
 setup(
     name='neural-filters',
-    version='1.2',
+    version='1.2.1',
     description='Linear filters for neural networks in pyTorch',
     author='Idiap research institute - Francois Marelli',
     author_email='francois.marelli@idiap.ch',