adds support for minion updates to serverConfig
enables herokulabs websockets on minions and changes callback on save for minionManager
creates sockets before slug upload
Merge branch 'master-server' into database-manager

* master-server:
  creates sockets before slug upload
  enables herokulabs websockets on minions and changes callback on save for minionManager
  adds support for minion updates to serverConfig
fixes connection between database manager and minion databases