Added a Travis-CI configuration file

https://travis-ci.org/elasticsearch/elasticsearch-rails

Author: karmi

.travis.yml

@@ -0,0 +1,30 @@
+# -----------------------------------------------------------------------------
+# Configuration file for http://travis-ci.org/elasticsearch/elasticsearch-rails
+# -----------------------------------------------------------------------------
+
+language: ruby
+
+branches:
+  only:
+    - master
+    - travis
+
+rvm:
+  - 1.9.3
+  - 2.0.0
+
+jdk:
+  - openjdk7
+
+install:
+  - curl -# https://download.elasticsearch.org/elasticsearch/elasticsearch/elasticsearch-0.90.10.tar.gz | tar xz -C /tmp || true
+
+before_script:
+  - rake bundle:clean
+  - rake bundle:install
+
+script:
+  - SERVER=start TEST_BUILD_REF=origin/0.90 TEST_CLUSTER_COMMAND=/tmp/elasticsearch-0.90.10/bin/elasticsearch TEST_CLUSTER_NODES=1 bundle exec rake test:all
+
+notifications:
+  disable: true