Refactored the Deploy_chain() to be a list of links, so that link_error will notify users when deploy has failed by setting their status to: 'active - deploy_failed'
Refactored the Deploy_chain() to be a list of links, so that link_error will notify users when deploy has failed by setting their status to: 'active - deploy_failed'

CCI-MOC/GUI-Backend,CCI-MOC/GUI-Backend,CCI-MOC/GUI-Backend,CCI-MOC/GUI-Backend