Start on 0.20.18.

NEWS

@@ -1,3 +1,9 @@
+0.20.18	UNRELEASED
+
+ * Fix formatting in setup.py. (Jelmer Vernooij)
+
+ * Add release configuration. (Jelmer Vernooij)
+
 0.20.17	2021-02-04
 
  * credentials: ignore end-of-line character. (Georges Racinet)

setup.py

@@ -25,6 +25,7 @@ if sys.version_info < (3, 5):
 
 dulwich_version_string = '0.20.17'
 
+
 class DulwichDistribution(Distribution):
 
     def is_pure(self):