update readme, remove OTP 21 from travis

msimonborg · Apr 11, 2019 · 560c113 · 560c113
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diff --git a/.travis.yml b/.travis.yml
@@ -8,7 +8,7 @@ elixir:
 
 otp_release:
   - 20.3
-  - 21
+
 before_script:
   - if elixir -v | grep -q 1.8; then mix format --check-formatted; fi # only enforce formatting for Elixir ~> 1.8
 

diff --git a/README.md b/README.md
@@ -1,4 +1,5 @@
 # Yamlixir
+[![Build Status](https://travis-ci.org/msimonborg/yamlixir.svg?branch=master)](https://travis-ci.org/msimonborg/yamlixir)
 
 A simple YAML decoder for Elixir.