.travis.yml in hexx-rspec-0.4.1 vs .travis.yml in hexx-rspec-0.4.2

@@ -1,16 +1,19 @@
 ---
 language: ruby
+cache: bundler
+rvm:
+  - '1.9.3'
+  - '2.0'
+  - '2.1'
+  - '2.2'
+  - ruby-head
+  - rbx-2 --1.9
+  - rbx-2 --2.0
+  - jruby-19mode
+  - jruby-21mode
+  - jruby-9.0.0.0.pre2
+  - jruby-head
 matrix:
-  include:
-    - rvm: '1.9.3'
-      env: 'rspec=3.0'
-    - rvm: 'ruby-head'
-      env: 'rspec=master'
-    - rvm: 'rbx-2 --1.9'
-      env: 'rspec=3.0'
-    - rvm: 'rbx-2 --2.0'
-      env: 'rspec=master'
-    - rvm: 'jruby-19mode'
-      env: 'rspec=3.0'
-    - rvm: 'jruby-21mode'
-      env: 'rspec=master'
+  allow_failures:
+    - rvm: ruby-head
+    - rvm: jruby-head