Porting all commands

[2colours]

The equivalence criterion for each command is that they provide the same functionality as the old bot. The design doesn't have to be either final or identical.

• [x] help
• [x] info
• [x] t
• [x] teh
• [x] tgh
• [x] thg
• [x] thh
• [x] english
• [x] german
• [x] hungarian
• [x] nextlang
• [x] new
• [x] see
• [x] status
• [x] unfound
• [x] left
• [x] shuffle
• [x] s
• [x] remove
• [x] highscore
• [x] add
• [x] communitylist
• [x] stats
• [x] emoji
• [x] hint
• [x] hinweis
• [x] súgás
• [x] oldgames
• [x] loadgame
• [x] random
• [x] reveal

[2colours]

There are some dev commands left but their fate is unclear.

The bot is in public testing phase now.