Remove debugger support

bebugger doesn't work with Ruby 2.2 so we don't need to support it
anymore

1 files changed, 2 insertions, 2 deletions

diff --git a/Gemfile b/Gemfile
index 821a7b914e..eb0a324ab2 100644
--- a/Gemfile
+++ b/Gemfile
@@ -68,8 +68,8 @@ group :test do
     gem 'stackprof'
   end
 
-  # platforms :mri_19, :mri_20 do
-  #   gem 'debugger'
+  # platforms :mri do
+  #   gem 'byebug'
   # end
 
   gem 'benchmark-ips'