.travis.yml in amatch-0.3.0 vs .travis.yml in amatch-0.3.1

@@ -1,10 +1,10 @@
 rvm:
-  - 2.0.0
-  - 2.1.0
+  - 2.0
+  - 2.1
+  - 2.2
+  - 2.3
+  - 2.4.1
   - ruby-head
-  - rbx-18mode
-  - rbx-19mode
 matrix:
   allow_failures:
-    - rvm: rbx-18mode
-    - rvm: rbx-19mode
+    - rvm: ruby-head