README.md in tins-1.19.0 vs README.md in tins-1.20.0

@@ -10,10 +10,13 @@
 
 [![Code Coverage](https://codeclimate.com/github/flori/tins/coverage.png)](https://codeclimate.com/github/flori/tins)
 
 ## Changes
 
-* * 2018-11-07 Release 1.19.0
+
+* 2018-11-14 Release 1.20.0
+ - Support default arguments in Tins::GO#go method.
+* 2018-11-07 Release 1.19.0
  - Allow annotations without arguments
 * 2018-11-02 Release 1.18.0
  - `thread_local` and `thread_global` with default block
 * 2018-10-15 Release 1.17.0
  - Add Tins::TempIO::Enum class to wrap `temp_io` into Enumerator.