Fix security vulnerabitilies

Albert Mourato · Albert Mourato · commit db40df7f8d54 · 2019-01-24T14:15:16.000-03:00
diff --git a/Gemfile b/Gemfile
@@ -1,3 +1,5 @@
 source 'https://rubygems.org'
 
 gem 'sinatra'
+gem "rack", ">= 1.6.11"
+gem "rack-protection", ">= 1.5.5"
