.travis.yml in lookup_by-0.10.0 vs .travis.yml in lookup_by-0.10.1

@@ -1,10 +1,10 @@
 language: ruby
 rvm:
   - 1.9.3-p551
-  - 2.0.0-p598
+  - 2.0.0-p643
   - 2.1.5
-  - 2.2.0
+  - 2.2.1
   - rbx-2.5.2
 services:
   - postgresql
 before_script:
   - psql -c 'create database lookup_by_test' -U postgres