[travis] use latest bundler and container architecture

ci-reporter · May 11, 2016 · e97823c · e97823c
1 parent d500493
commit e97823c
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -1,3 +1,7 @@
+sudo: false
+cache: bundler
+before_install:
+- gem install bundler -v 1.12.3
 rvm:
   - 1.9.3
   - 2.0