Merge branch '18141-pipeline-graph' into 'master'

Add pipeline graph

## What does this MR do?
Adds pipeline visualization

## What are the relevant issue numbers?
Closes #18141    
Part of #19982 

## Screenshots (if relevant)
![Screen_Shot_2016-08-16_at_7.59.52_PM](/uploads/c9dd695d2ddbd2a85e98a5b4e500d52c/Screen_Shot_2016-08-16_at_7.59.52_PM.png)
![Screen_Shot_2016-08-16_at_7.55.49_PM](/uploads/5ab548cc5fc8a42371d3b54108798c02/Screen_Shot_2016-08-16_at_7.55.49_PM.png)

See merge request !5742

1 files changed, 5 insertions, 1 deletions

diff --git a/spec/features/projects/pipelines_spec.rb b/spec/features/projects/pipelines_spec.rb
index 29d150bc597..47482bc3cc9 100644
--- a/spec/features/projects/pipelines_spec.rb
+++ b/spec/features/projects/pipelines_spec.rb
@@ -193,7 +193,11 @@ describe "Pipelines" do
     end
 
     context 'playing manual build' do
-      before { click_link('Play') }
+      before do
+        within '.pipeline-holder' do
+          click_link('Play')
+        end
+      end
 
       it { expect(@manual.reload).to be_pending }
     end