.travis.yml in uglifier-2.7.0 vs .travis.yml in uglifier-2.7.1

- old
+ new

@@ -19,5 +19,12 @@ gemfile: gemfiles/rubyracer - rvm: 2.1.5 gemfile: gemfiles/rubyracer - rvm: jruby-19mode gemfile: gemfiles/rubyrhino + - rvm: 2.2.0 + gemfile: gemfiles/alaska + env: ALASKA=1 + allow_failures: + - rvm: 2.2.0 + gemfile: gemfiles/alaska + env: ALASKA=1