.travis.yml in uglifier-2.3.3 vs .travis.yml in uglifier-2.4.0

@@ -1,8 +1,7 @@
 language: ruby
 rvm:
   - 1.8.7
-  - 1.9.2
   - 1.9.3
   - 2.0.0
   - jruby-19mode
   - rbx
 git: