.travis.yml in games_dice-0.3.7 vs .travis.yml in games_dice-0.3.8

@@ -6,5 +6,9 @@
   - rbx-18mode
   - rbx-19mode
   - ree
   - jruby-18mode
   - jruby-19mode
+  - jruby-head
+allow_failures:
+  rvm:
+    - ruby-head