.travis.yml in ransack-1.3.0 vs .travis.yml in ransack-1.4.0

- old
+ new

@@ -3,12 +3,15 @@
 sudo: false
 
 rvm:
   - 2.1
   - 2.0
-  - 1.9.3
+  - 1.9
 
 env:
+  - RAILS=master DB=sqlite3
+  - RAILS=master DB=mysql
+  - RAILS=master DB=postgres
   - RAILS=4-1-stable DB=sqlite3
   - RAILS=4-1-stable DB=mysql
   - RAILS=4-1-stable DB=postgres
   - RAILS=4-0-stable DB=sqlite3
   - RAILS=4-0-stable DB=mysql