Bumped version to 4.4
diff --git a/setup.py b/setup.py
index ac31da6..8693427 100755
--- a/setup.py
+++ b/setup.py
@@ -25,7 +25,7 @@
 
 if __name__ == '__main__':
     setup(name='rsa',
-          version='4.2',
+          version='4.4',
           description='Pure-Python RSA implementation',
           long_description=long_description,
           long_description_content_type='text/markdown',