Merge pull request #32 from SmartBear/dependabot/bundler/json-2.3.1

Bump json from 2.1.0 to 2.3.1

Author: vincent-psarga

Gemfile.lock

@@ -34,7 +34,7 @@ GEM
       rake
       rdoc
       semver2
-    json (2.1.0)
+    json (2.3.1)
     jwt (2.1.0)
     method_source (0.9.2)
     mime-types (2.99.3)