Gemfile.lock in ecoportal-api-0.1.10 vs Gemfile.lock in ecoportal-api-0.1.11

@@ -1,18 +1,20 @@
 PATH
   remote: .
   specs:
-    ecoportal-api (0.1.2)
+    ecoportal-api (0.1.11)
+      hash-polyfill (~> 0)
       http (~> 3)
 
 GEM
   remote: https://rubygems.org/
   specs:
     addressable (2.5.2)
       public_suffix (>= 2.0.2, < 4.0)
     diff-lcs (1.3)
     domain_name (0.5.20180417)
       unf (>= 0.0.5, < 1.0.0)
+    hash-polyfill (0.1.20180120)
     http (3.3.0)
       addressable (~> 2.3)
       http-cookie (~> 1.0)
       http-form_data (~> 2.0)
       http_parser.rb (~> 0.6.0)