ar3.gemfile in paper_trail-5.2.1

- old
+ new

@@ -3,9 +3,10 @@
 source "https://rubygems.org"
 
 gem "activerecord", "~> 3.2.22"
 gem "i18n", "~> 0.6.11"
 gem "request_store", "~> 1.1.0"
+gem "sinatra", "~> 1.4.6"
 
 group :development, :test do
   gem "railties", "~> 3.2.22"
   gem "test-unit", "~> 3.1.5"
 