[WRCP] Write /lvlbot to control Related Players

Related players shows how much time a player has spent in game with another player.

Searching, custom time ranges, and additional pages of information are limited to BattleMetrics Premium and RCON subscribers.

Player	Time Together
[SR] rare - 00:19.04	00:39
[SR] souza - 00:13.01	00:39
[SR] Tomik - 00:25.62	00:39
[SR] {Juro}＃{ - 00:13.85	00:39
[SR] {Juro}＃{ - 00:55.07	00:39
[SR] dinosaurus - 00:15.49	00:39
[SR] heheyz - 00:49.90	00:39
[SR] dawsonn - 01:40.38	00:39
[SR] Fizz - 01:10.55	00:39
[SR] rare - 00:16.96	00:29