add .ruby-version file and set ruby version to 2.2.2 for travis-ci

joeymeyer · Sep 28, 2016 · 5a465d5 · 5a465d5
1 parent 93e641a
commit 5a465d5
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/.ruby-version b/.ruby-version
@@ -0,0 +1 @@
+2.2.2