Fixed an exploit where you can switch jobs while in AFK mode and earn that job's salary.

Conflicts:
	gamemode/modules/afk/sv_AFK.lua
Merge branch 'master' into refactor

Conflicts:
	gamemode/modules/afk/sv_AFK.lua
	gamemode/server/player.lua
Added DarkRP MOTD, so I can communicate with users directly.
Nicer error when someone fucks shit up.
Related to #1075