.travis.yml in authority-2.9.0 vs .travis.yml in authority-2.10.0

@@ -2,14 +2,14 @@
 rvm:
   - 1.8.7
   - 1.9.2
   - 1.9.3
   - 2.0.0
+  - 2.1.0
   - jruby-18mode # JRuby in 1.8 mode
   - jruby-19mode # JRuby in 1.9 mode
-  - rbx-18mode
-  - rbx-19mode
+  - rbx
 
 gemfile:
   - gemfiles/3.0.gemfile
   - gemfiles/3.1.gemfile
   - gemfiles/3.2.gemfile
@@ -21,7 +21,7 @@
       gemfile: gemfiles/4.0.gemfile
     - rvm: 1.9.2
       gemfile: gemfiles/4.0.gemfile
     - rvm: jruby-18mode
       gemfile: gemfiles/4.0.gemfile
-    - rvm: rbx-18mode
+    - rvm: rbx
       gemfile: gemfiles/4.0.gemfile