update version number

Author: hpotechius

setup.py

@@ -10,7 +10,7 @@
 
 setuptools.setup(
     name="ColorTransferLib",
-    version="2.0.3",
+    version="2.0.1",
     author="Herbert Potechius",
     author_email="[email protected]",
     description="This library provides color and tyle transfer algorithms which were published in scientific papers. Additionall a set of IQA metrics are available.",