Change Travis distribution to Trusty (close #87)

dilyand · dilyand · commit 7934caab60ea · 2019-10-29T13:41:45.000Z
diff --git a/.travis.yml b/.travis.yml
@@ -1,4 +1,5 @@
 language: scala
+dist: trusty
 scala:
 - 2.11.12
 - 2.12.8
