Merge pull request netgen#28 from netgen/fix/nodejs-cloudfront-mess

Add the apt key from ubuntu instead of nodesource.

provisioning/roles/nodejs/tasks/main.yml

@@ -1,7 +1,7 @@
 ---
 # tasks file for nodejs
 - name: Add the Nodesource signing keys
-  apt_key: url=https://deb.nodesource.com/gpgkey/nodesource.gpg.key state=present
+  apt_key: url=https://keyserver.ubuntu.com/pks/lookup?op=get&fingerprint=on&search=0x1655A0AB68576280 state=present id="68576280"
 
 - name: Add Nodesource repo (formerly known as Chris Lea repo) for nodejs, because ubuntu
   # Add specified repository into sources list.