[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/motd.cpp

@@ -0,0 +1,24 @@
+#include "../../client.h"
+#include "../../worldserver.h"
+
+extern WorldServer worldserver;
+
+void command_motd(Client *c, const Seperator *sep)
+{
+	const auto arguments = sep->argnum;
+	if (arguments < 2) {
+		c->Message(Chat::White, "Usage: #set motd [Message]");
+		return;
+	}
+
+	const std::string& message = sep->argplus[2];
+
+	auto pack = new ServerPacket(ServerOP_Motd, sizeof(ServerMotd_Struct));
+
+	auto m = (ServerMotd_Struct *) pack->pBuffer;
+	strn0cpy(m->myname, c->GetName(), sizeof(m->myname));
+	strn0cpy(m->motd, message.c_str(), sizeof(m->motd));
+
+	worldserver.SendPacket(pack);
+	safe_delete(pack);
+}