.travis.yml in solidus_gateway-1.2.0 vs .travis.yml in solidus_gateway-1.3.0

@@ -1,12 +1,16 @@
 sudo: required
 dist: trusty
 cache: bundler
 language: ruby
+addons:
+  chrome: stable
 rvm:
-  - 2.3.1
+  - 2.5
 before_install:
+  - gem update --system
+  - gem install bundler
   - mysql -e "GRANT ALL PRIVILEGES ON *.* TO 'travis'@'%';"
 env:
   matrix:
     - SOLIDUS_BRANCH=v1.1 DB=postgres
     - SOLIDUS_BRANCH=v1.2 DB=postgres
@@ -14,15 +18,19 @@
     - SOLIDUS_BRANCH=v1.4 DB=postgres
     - SOLIDUS_BRANCH=v2.0 DB=postgres
     - SOLIDUS_BRANCH=v2.1 DB=postgres
     - SOLIDUS_BRANCH=v2.2 DB=postgres
     - SOLIDUS_BRANCH=v2.3 DB=postgres
+    - SOLIDUS_BRANCH=v2.4 DB=postgres
+    - SOLIDUS_BRANCH=v2.5 DB=postgres
     - SOLIDUS_BRANCH=master DB=postgres
     - SOLIDUS_BRANCH=v1.1 DB=mysql
     - SOLIDUS_BRANCH=v1.2 DB=mysql
     - SOLIDUS_BRANCH=v1.3 DB=mysql
     - SOLIDUS_BRANCH=v1.4 DB=mysql
     - SOLIDUS_BRANCH=v2.0 DB=mysql
     - SOLIDUS_BRANCH=v2.1 DB=mysql
     - SOLIDUS_BRANCH=v2.2 DB=mysql
     - SOLIDUS_BRANCH=v2.3 DB=mysql
+    - SOLIDUS_BRANCH=v2.4 DB=mysql
+    - SOLIDUS_BRANCH=v2.5 DB=mysql
     - SOLIDUS_BRANCH=master DB=mysql