.travis.yml in iso_country_codes-0.7.6 vs .travis.yml in iso_country_codes-0.7.7

@@ -8,10 +8,9 @@
   - 1.9.3
   - ruby-head
   - ree
   - jruby-19mode
   - jruby-head
-  - rbx-19mode
 matrix:
   allow_failures:
     - rvm: ruby-head
     - rvm: jruby-head
     - rvm: ree