allow rbx failures for now

brianmario · brianmario · commit 26f66c3c09c1 · 2014-01-23T00:54:16.000-08:00
See rubinius/rubinius#2892 for more info
diff --git a/.travis.yml b/.travis.yml
@@ -15,3 +15,6 @@ script:
 before_install:
   - gem update --system 2.1.11
   - gem --version
+matrix:
+  allow_failures:
+    - rvm: rbx
