Added a link to video in README.md (#2)

MaryLynJuana · tshemsedinov · commit 80dae4812dfe · 2019-01-22T20:59:25.000+02:00
diff --git a/README.md b/README.md
@@ -1,4 +1,5 @@
 # Node HTTP Server Examples
+[![HTTP сервер на Node.js (routing, cluster, IP sticky)](https://img.youtube.com/vi/7Ufxj0oTaUo/0.jpg)](https://www.youtube.com/watch?v=7Ufxj0oTaUo)
 
 Basic http server
 - Example from documentations: [basic-classic](basic-classic)

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,5 @@`
`1`	`1`	`# Node HTTP Server Examples`
	`2`	`+[![HTTP сервер на Node.js (routing, cluster, IP sticky)](https://img.youtube.com/vi/7Ufxj0oTaUo/0.jpg)](https://www.youtube.com/watch?v=7Ufxj0oTaUo)`
`2`	`3`
`3`	`4`	`Basic http server`
`4`	`5`	`- Example from documentations: [basic-classic](basic-classic)`