Gemfile in newrelic_rpm-3.15.1.316

- old
+ new

@@ -1,7 +1,7 @@
 source 'https://rubygems.org'
 
-gem 'rake'
+gem 'rake', '< 11'
 
 gem 'rails', '~>4.1.10'
 
 gem 'minitest', '5.2.3'
 gem 'mocha', :require => false