.travis.yml in jack-eb-0.2.0 vs .travis.yml in jack-eb-0.3.0

@@ -1,6 +1,4 @@
 language: ruby
 cache: bundler
 rvm:
-  - 1.9.3
-  - 2.0.0
-  - 2.2.0
\ No newline at end of file
+  - 2.3.3