update travis setting

nkzawa · nkzawa · commit ce1c29daeb2c · 2017-07-13T15:41:49.000+09:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,5 +1,7 @@
 language: java
+sudo: false
 install: mvn install -DskipTests=true -Dgpg.skip=true
 jdk:
   - openjdk7
   - oraclejdk8
+dist: trusty
