Add rbx-20mode to Travis

sodabrew · sodabrew · commit fcb61fa796c1 · 2013-05-01T14:54:11.000-07:00
diff --git a/.travis.yml b/.travis.yml
@@ -7,6 +7,7 @@ rvm:
   - ree
   - rbx-18mode
   - rbx-19mode
+  - rbx-20mode
 bundler_args: --without benchmarks
 script:
   - bundle exec rake
