Refactor plugin management:
- support multiple plugins per executable
- support restarting a plugin process in the event it terminates
- simplify plugin lifecycle management by using separate managers for
each scope (server vs backup vs restore)
Signed-off-by: Andy Goldstein <andy.goldstein@gmail.com>
- Adding in support for a new `download` subcommand of backup
- Adjusted signing to allow for multiple types
- Adding in git sha version during build more granular version
debugging
Signed-off-by: Justin Nauman <justin.r.nauman@gmail.com>