update: install server upgrade bootstrap

Adds a script to extract roles on puppetmaster
Fix metadata structure
Demo playbook feature:
* SF git clone
* Retrieve and extract roles
* Prepare metadata for edeploy
* Stop httpd and puppet services
* Run edeploy

Change-Id: Ib9a2e7ed35884b37ddb9467d82c5c6cac1bf935e
Merge "update: install server upgrade bootstrap"