Add `mods` commands

[coffeeispower]

What is this all about?

The mods command contains subcommands to manage the moderators on the bot, it can add and remove mods, and manage permissions.
The team command is used by the mods to do stuff on the apps, like commit, start, stop, get the logs, etc...

Todo list:

• Add mods add <id> command #28
• Add mods remove <id> command #29
• Add mods allow <id> <perm> command #30
• Add mods deny <perm> to <id> command #31
• Add team apps command #32
• Add team commit command #33
• Add team start command #34
• Add team restart command #35
• Add team stop command #36
• Add team logs command #37
• Add team status command #38