Drop Ruby 1️⃣.8️⃣ support

amatsuda · amatsuda · commit 81140088ea05 · 2015-12-19T06:46:57.000+09:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,7 +1,6 @@
 language: ruby
 
 rvm:
-  - 1.8.7
   - 1.9.3
   - 2.0.0
   - 2.1

-Original file line number
+Diff line change
@@ @@ -1,7 +1,6 @@ @@
 language: ruby
 rvm:
 -  - 1.8.7
   - 1.9.3
   - 2.0.0
   - 2.1