.travis.yml in mercenary-0.2.1 vs .travis.yml in mercenary-0.3.0

@@ -1,9 +1,9 @@
 language: ruby
 rvm:
-  - 1.8.7
   - 1.9.3
   - 2.0.0
+  - 2.1.0
 script: "./script/cibuild"
 notifications:
   email:
     recipients:
       - [e-mail]