Using farshid's toy builder for ep-engine

Change-Id: I45868e1dd8fc15a5eb96d2cc6dbb001d8400ca1e
Reviewed-on: http://review.couchbase.org/26162
Reviewed-by: abhinav dangeti <abhinav.dangeti@gmail.com>
Tested-by: abhinav dangeti <abhinav.dangeti@gmail.com>