Gemfile.lock in backoff-0.1.1 vs Gemfile.lock in backoff-0.2.0

@@ -1,8 +1,8 @@
 PATH
   remote: .
   specs:
-    backoff (0.1.1)
+    backoff (0.2.0)
 
 GEM
   remote: https://rubygems.org/
   specs:
     diff-lcs (1.3)