Updates elixir version in travis

dragonwasrobot · dragonwasrobot · commit 98cb5a53bdd8 · 2019-10-30T20:00:51.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,9 +1,9 @@
 language: elixir
 
 elixir:
-  - '1.8.1'
+  - '1.9.0'
 otp_release:
-  - '21.3'
+  - '22.0'
 
 cache:
   directories:
