Required files
capistrano/logger
capistrano/configuration/alias_task
capistrano/configuration/callbacks
capistrano/configuration/connections
capistrano/configuration/execution
capistrano/configuration/loading
capistrano/configuration/namespaces
capistrano/configuration/roles
capistrano/configuration/servers
capistrano/configuration/variables
capistrano/configuration/actions/file_transfer
capistrano/configuration/actions/inspect
capistrano/configuration/actions/invocation