Envfile in newrelic_rpm-3.14.2.312

- old
+ new

@@ -12,10 +12,11 @@
   gem 'minitest', '5.2.3'
 RB
 else
 gemfile <<-RB
   gem 'rack'
+  gem 'rack-cache', '1.2' # rack-cache >= 1.3.0 only works on Ruby 1.9.3 and newer
   gem 'rake', '~> 10.4'
   gem 'rails', '~> 3.2.21'
   gem 'i18n', '~>0.6.11'
 RB
 end
@@ -31,7 +32,7 @@
 RB
 
 gemfile <<-RB
   gem 'rack'
   gem 'rake', '~> 10.4'
-  gem 'newrelic-rake' # Can't coexist with third-party instrumentation
+  gem 'newrelic-rake', :require => false # Can't coexist with third-party instrumentation
 RB