Added pyrsa-keygen CLI script
diff --git a/setup.py b/setup.py
index 55a2c6b..8f3a726 100755
--- a/setup.py
+++ b/setup.py
@@ -34,6 +34,7 @@
     ],
     entry_points={ 'console_scripts': [
         'pyrsa-priv2pub = rsa.util:private_to_public',
+        'pyrsa-keygen = rsa.cli:keygen',
     ]},
 
 )