Revert "Silence stdout" since debug isn't convenience

This reverts commit 66324a7.

spec/spec_helper.rb

@@ -22,9 +22,6 @@
 RSpec.configure do |config|
   config.include LoadFixtureHelper
 
-  config.before(:all) { silence_stdout }
-  config.after(:all){ enable_stdout }
-
   # rspec-expectations config goes here. You can use an alternate
   # assertion/expectation library such as wrong or the stdlib/minitest
   # assertions if you prefer.
@@ -109,15 +106,3 @@
   Kernel.srand config.seed
 =end
 end
-
-# Redirects stdout to /dev/null.
-def silence_stdout
-  @orig_stdout = $stdout
-  $stdout = File.new('/dev/null', 'w')
-end
-
-# Replace stdout so anything else is output correctly.
-def enable_stdout
-  $stdout = @orig_stdout
-  @orig_stdout = nil
-end