[Commands] Consolidate #set-like commands into a singular #set command (#3486)

* First push

* Final push.

* Consolidate zone commands in to one.

* Update command.cpp

* Remove debug messages.

* Test

* Add support for sub command status levels.

* Update command.cpp

* Update client.cpp

* Update database_update_manifest.cpp

* Update version.h

* Update item.cpp

* Update version.h

* Update database_update_manifest.cpp

* Fix command arguments.

* Help message.

* Update command.cpp

* Do DB injection/deletion

* Indent

* Update server_locked.cpp

* Update set.cpp

* Lock aliases

* Update command_subsettings_repository.h

* Update set.cpp

* Fix

---------

Co-authored-by: Akkadius <akkadius1@gmail.com>

zone/gm_commands/set/start_zone.cpp

@@ -0,0 +1,51 @@
+#include "../../client.h"
+
+void SetStartZone(Client *c, const Seperator *sep)
+{
+	const auto arguments = sep->argnum;
+	if (arguments < 2) {
+		c->Message(Chat::White, "Usage: #set start_zone [Zone ID|Zone Short Name]");
+		c->Message(
+			Chat::White,
+			"Optional Usage: Use '#set start_zone reset' or '#set start_zone 0' to clear a starting zone. Player can select a starting zone using /setstartcity"
+		);
+		return;
+	}
+
+	auto t = c;
+	if (c->GetTarget() && c->GetTarget()->IsClient()) {
+		t = c->GetTarget()->CastToClient();
+	}
+
+	const uint32 zone_id = (
+		sep->IsNumber(2) ?
+		Strings::ToUnsignedInt(sep->arg[2]) :
+		ZoneID(sep->arg[2])
+	);
+
+	t->SetStartZone(zone_id);
+
+	const bool is_reset = (
+		Strings::EqualFold(sep->arg[2], "reset") ||
+		zone_id == 0
+	);
+
+	c->Message(
+		Chat::White,
+		fmt::format(
+			"Start Zone {} for {} |{}",
+			is_reset ? "Reset" : "Changed",
+			c->GetTargetDescription(t, TargetDescriptionType::UCSelf),
+			(
+				zone_id ?
+				fmt::format(
+					" {} ({}) ID: {}",
+					ZoneLongName(zone_id),
+					ZoneName(zone_id),
+					zone_id
+				) :
+				""
+			)
+		).c_str()
+	);
+}