Fixed crash with ownership command while not having a guild selected.

commands.go

@@ -774,6 +774,11 @@ func commandRaw(session *discordgo.Session, source commandSource, cmd string, ar
 			aliases[strings.ToLower(args[0])] = strings.Join(args[1:], " ")
 		}
 	case "ownership":
+		if loc.guild == nil {
+			stdutil.PrintErr(tl("invalid.guild"), nil)
+			return
+		}
+
 		if nargs < 1 {
 			stdutil.PrintErr("ownership <user id>", nil)
 			return
@@ -784,11 +789,6 @@ func commandRaw(session *discordgo.Session, source commandSource, cmd string, ar
 			stdutil.PrintErr(tl("invalid.not.owner"), nil)
 			return
 		}
-
-		if loc.guild == nil {
-			stdutil.PrintErr(tl("invalid.guild"), nil)
-			return
-		}
 
 		member, err := session.State.Member(loc.guild.ID, id)
 		if err != nil {