Updated TravisCI build targets.

Author: jdantonio

.gitignore

@@ -1,4 +1,5 @@
 Gemfile.lock
+test/*.jar
 .rspec-local
 *.gem
 lib/1.8

.travis.yml

@@ -1,24 +1,36 @@
 language: ruby
 rvm:
-  - jruby-18mode
-  - jruby-19mode
-  - rbx-2
-  - 1.8.7
-  - 1.9.3
+  - 2.2.0
+  - 2.1.5
+  - 2.1.4
   - 2.0.0
-  - 2.1.0
+  - 1.9.3
+  - ruby-head
+  - jruby-1.7.18
+  - jruby-head
+  - rbx-2
 jdk: # for JRuby only
   - openjdk7
   - oraclejdk8
 matrix:
   exclude:
-    - rvm: rbx-2
+    - rvm: 2.2.0
       jdk: oraclejdk8
-    - rvm: 1.8.7
+    - rvm: 2.1.5
       jdk: oraclejdk8
-    - rvm: 1.9.3
+    - rvm: 2.1.4
       jdk: oraclejdk8
     - rvm: 2.0.0
       jdk: oraclejdk8
-    - rvm: 2.1.0
-      jdk: oraclejdk8
+    - rvm: 1.9.3
+      jdk: oraclejdk8
+    - rvm: ruby-head
+      jdk: oraclejdk8
+    - rvm: rbx-2
+      jdk: oraclejdk8
+
+matrix:
+  allow_failures:
+    - rvm: ruby-head
+    - rvm: jruby-head
+    - rvm: 1.9.3