Dropping 1.9.3 due to deps, updating 2.1 version to test against

Brint O'Hearn · Brint O'Hearn · commit d7ccd77ed877 · 2015-02-24T11:23:42.000-06:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,7 +1,6 @@
 rvm:
-  - 1.9.3
   - 2.0.0
-  - 2.1.2
+  - 2.1.5
 before_script:
   - bundle exec berks install
 bundler_args: --without integration
