Use Xenial infrastructure on Travis

cichli · cichli · commit 67e7a1f3a0b8 · 2019-01-19T17:08:03.000Z
diff --git a/.travis.yml b/.travis.yml
@@ -1,5 +1,6 @@
+dist: xenial
 language: clojure
-sudo: required
+lein: 2.8.3
 cache:
   directories:
     - $HOME/.m2
