updatectl tool version 1.0.0

1.0.0 moves updatectl to a subcommand model, condensing the ~25 previous commands into 9. The 9 commands are:

    admin-user  Operations for modifying admin users.
    app         Manage applications.
    channel     Manage channels for an application
    database    Operations for dealing with the backend database.
    group       Operations that manage groups in an applciation.
    help        Show a list of commands or help for one command
    instance    Operations to view instances.
    package     List or create packages for an application.
    watch       Watch for app versions and exec a given command.

You may find help on each of these subcommands with updatectl help <command>.