Merge remote-tracking branch 'upstream/master' into ce-to-ee-2018-04-25

.gitlab-ci.yml

@@ -378,7 +378,6 @@ stages:
 # Trigger a package build in omnibus-gitlab repository
 #
 package-and-qa:
-  <<: *dedicated-runner
   image: ruby:2.4-alpine
   before_script: []
   stage: build

doc/api/README.md

@@ -13,6 +13,7 @@ following locations:
 - [Broadcast Messages](broadcast_messages.md)
 - [Project-level Variables](project_level_variables.md)
 - [Group-level Variables](group_level_variables.md)
+- [Code Snippets](snippets.md)
 - [Commits](commits.md)
 - [Custom Attributes](custom_attributes.md)
 - [Deployments](deployments.md)