Merge pull request #2300 from cookpad/c/travis-fixes-master

Updates to travis integration

Author: bf4

.travis.yml

@@ -21,15 +21,21 @@ env:
     - "RAILS_VERSION=4.2"
     - "RAILS_VERSION=5.0"
     - "RAILS_VERSION=5.1"
+    - "RAILS_VERSION=5.2"
     - "RAILS_VERSION=master"
 
 rvm:
   - 2.1.10
   - 2.2.8
   - 2.3.5
   - 2.4.2
+  - 2.5.3
   - ruby-head
 
+branches:
+  only:
+  - 0-10-stable
+
 matrix:
   include:
   - { rvm: jruby-9.1.13.0, jdk: oraclejdk8, env: "RAILS_VERSION=4.1 JRUBY_OPTS='--dev -J-Xmx1024M --debug'" }
@@ -44,7 +50,9 @@ matrix:
   - { rvm: 2.3.5,        env: RAILS_VERSION=master }
   - { rvm: 2.1.10,        env: RAILS_VERSION=5.0 }
   - { rvm: 2.1.10,        env: RAILS_VERSION=5.1 }
+  - { rvm: 2.1.10,        env: RAILS_VERSION=5.2 }
   - { rvm: 2.4.2,         env: RAILS_VERSION=4.1 }
+  - { rvm: 2.5.3,         env: RAILS_VERSION=4.1 }
   - { rvm: ruby-head,     env: RAILS_VERSION=4.1 }
   allow_failures:
     - rvm: ruby-head