.travis.yml in ridgepole-0.6.5.beta vs .travis.yml in ridgepole-0.6.5.beta2

@@ -4,11 +4,11 @@
 cache:
   - bundler
   - apt
 rvm:
   - 2.2.4
-  - 2.3.0
+  - 2.3.1
 before_install:
   - gem install bundler
   - sudo service postgresql stop
 before_script:
   - docker-compose up -d
@@ -18,15 +18,19 @@
   - for i in {1..60}; do pg_ping && break; sleep 1; done
 script:
   - bundle exec rake
 gemfile:
   - gemfiles/activerecord_4.2.gemfile
-  #- gemfiles/activerecord_5.0.gemfile
+  - gemfiles/activerecord_5.0.gemfile
 env:
   matrix:
     - ENABLE_MYSQL_AWESOME=0
     - ENABLE_MYSQL_AWESOME=1
     - POSTGRESQL=1
+matrix:
+  exclude:
+    - env: ENABLE_MYSQL_AWESOME=1
+      gemfile: gemfiles/activerecord_5.0.gemfile
 services:
   - docker
 addons:
   apt:
     packages: