.travis.yml in solidus_social-1.0.0 vs .travis.yml in solidus_social-1.1.0

@@ -1,19 +1,21 @@
----
+sudo: false
+cache: bundler
 language: ruby
 rvm:
-  - 2.1
-  - 2.2
-  - '2.3.0'
+  - 2.3.1
 env:
   matrix:
-    - SOLIDUS_BRANCH=master
-    - SOLIDUS_BRANCH=v1.2
-    - SOLIDUS_BRANCH=v1.1
-    - SOLIDUS_BRANCH=v1.0
-sudo: false
-before_script:
-  - sh -e /etc/init.d/xvfb start
-  - export DISPLAY=:99.0
-  - bundle exec rake test_app
-script:
-  - bundle exec rspec spec
+    - SOLIDUS_BRANCH=v1.0 DB=postgres
+    - SOLIDUS_BRANCH=v1.1 DB=postgres
+    - SOLIDUS_BRANCH=v1.2 DB=postgres
+    - SOLIDUS_BRANCH=v1.3 DB=postgres
+    - SOLIDUS_BRANCH=v1.4 DB=postgres
+    - SOLIDUS_BRANCH=v2.0 DB=postgres
+    - SOLIDUS_BRANCH=master DB=postgres
+    - SOLIDUS_BRANCH=v1.0 DB=mysql
+    - 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=master DB=mysql