.travis.yml in spreadsheet-0.9.7 vs .travis.yml in spreadsheet-0.9.8

@@ -4,9 +4,10 @@
 bundler_args: --binstubs
 script: "ruby -w ./test/suite.rb"
 rvm:
   - ruby-head
   - 2.0.0
+  - 2.1.1
   - 1.9.3
   - 1.9.2
   - 1.8.7
   - rbx-19mode
   - rbx-18mode