Gemfile in urbanopt-scenario-0.2.0.pre2 vs Gemfile in urbanopt-scenario-0.2.0

@@ -38,8 +38,5 @@
   gem 'urbanopt-core', github: 'URBANopt/urbanopt-core-gem', branch: 'develop'
 end
 
 # simplecov has an unnecessary dependency on native json gem, use fork that does not require this
 gem 'simplecov', github: 'NREL/simplecov'
-
-# Fix rack version temporarily to work with Ruby 2.2.4
-gem 'rack', '2.1.2'