.travis.yml in opal-rails-0.9.3 vs .travis.yml in opal-rails-0.9.4

@@ -4,21 +4,29 @@
 
 cache:
   bundler: true
 
 rvm:
-  - 2.4.0
-  - 2.3.3
-  - 2.2.4
+  - 2.5.0
+  - 2.4.2
+  - 2.3.5
+  - 2.2.8
   - 2.1.10
 
-before_script:
-  # - "export DISPLAY=:99.0"
-  # - "sh -e /etc/init.d/xvfb start"
-  - "gem install appraisal"
-  - "appraisal install"
+gemfile:
+  - gemfiles/rails_4_2_opal_master.gemfile
+  - gemfiles/rails_5_0_opal_master.gemfile
+  - gemfiles/rails_5_1_opal_master.gemfile
+  - gemfiles/rails_4_2_opal_0_10.gemfile
+  - gemfiles/rails_5_0_opal_0_10.gemfile
+  - gemfiles/rails_5_1_opal_0_10.gemfile
 
-script: "appraisal rake"
+before_script: bundle install
+script: "bundle exec rake"
 
-notifications:
-  irc: "irc.freenode.org#opal"
+before_install:
+  - "export PATH=$PWD/travis_phantomjs/phantomjs-2.1.1-linux-x86_64/bin:$PATH"
+  - "if [ $(phantomjs --version) != '2.1.1' ]; then rm -rf $PWD/travis_phantomjs; mkdir -p $PWD/travis_phantomjs; fi"
+  - "if [ $(phantomjs --version) != '2.1.1' ]; then wget https://assets.membergetmember.co/software/phantomjs-2.1.1-linux-x86_64.tar.bz2 -O $PWD/travis_phantomjs/phantomjs-2.1.1-linux-x86_64.tar.bz2; fi"
+  - "if [ $(phantomjs --version) != '2.1.1' ]; then tar -xvf $PWD/travis_phantomjs/phantomjs-2.1.1-linux-x86_64.tar.bz2 -C $PWD/travis_phantomjs; fi"
+  - "phantomjs --version"