When a user requests !leaderboard provide the user's position and points  #659

• If the user is in the leaderboard, bold the entry.
• If the user is outside the leaderboard, provide their position and points.

Ex:

1. Gerrit - 4999 points
2. Naito - 600 points
3. Kenny - 589 points
4. ...
5. ...
6. ...

Ex 2:

1. Gerrit - 4999 points
2. Naito - 600 points
3. Titan- 589 points
4. ...
5. ...
6. Ox
   --
7. Kenny - 2 points