.travis.yml in trema-0.4.3 vs .travis.yml in trema-0.4.4

@@ -2,9 +2,11 @@
 
 script: "rake travis"
 
 rvm:
   - 1.8.7
+  - 1.9.3
+  - 2.0.0
 
 branches:
   only:
     - master
     - develop