def exec(command)
      remote_shell do |shell|
        shell.cd(shell.uri.path)
        shell.exec(command)
      end

      return true
    end
def exec(command)
      remote_shell do |shell|
        shell.cd(shell.uri.path)
        shell.exec(command)
      end

      return true
    end
Runs a command on the destination server, in the destination
 directory.

 @return [true]

 @since 0.3.0