.travis.yml in ably-0.6.2 vs .travis.yml in ably-0.7.0

@@ -1,9 +1,7 @@
 language: ruby
 rvm:
   - 1.9.3
   - 2.0.0
   - 2.1.1
-  - jruby-18mode # JRuby in 1.8 mode
-  - jruby-19mode # JRuby in 1.9 mode
   - rbx-2.4.1