Merge branch 'remove-new-relic-gem' into 'master'

Remove the newrelic gem

Closes #12860

See merge request !9622

Gemfile

@@ -329,8 +329,6 @@ group :test do
   gem 'timecop', '~> 0.8.0'
 end
 
-gem 'newrelic_rpm', '~> 3.16'
-
 gem 'octokit', '~> 4.6.2'
 
 gem 'mail_room', '~> 0.9.1'

Gemfile.lock

@@ -427,7 +427,6 @@ GEM
     net-ldap (0.12.1)
     net-ssh (3.0.1)
     netrc (0.11.0)
-    newrelic_rpm (3.16.0.318)
     nokogiri (1.6.8.1)
       mini_portile2 (~> 2.1.0)
     numerizer (0.1.1)
@@ -915,7 +914,6 @@ DEPENDENCIES
   mousetrap-rails (~> 1.4.6)
   mysql2 (~> 0.3.16)
   net-ssh (~> 3.0.1)
-  newrelic_rpm (~> 3.16)
   nokogiri (~> 1.6.7, >= 1.6.7.2)
   oauth2 (~> 1.2.0)
   octokit (~> 4.6.2)

changelogs/unreleased/remove-new-relic-gem.yml

+---
+title: Remove the newrelic gem
+merge_request: 9622
+author: Robert Schilling

config/newrelic.yml

-# New Relic configuration file
-#
-# This file is here to make sure the New Relic gem stays
-# quiet by default.
-#
-# To enable and configure New Relic, please use
-# environment variables, e.g. NEW_RELIC_ENABLED=true
-
-production:
-  enabled: false
-
-development:
-  enabled: false
-
-test:
-  enabled: false