[Commands] Consolidate #show commands into a singular #show command (#3478)

* [Cleanup] Consolidate #show commands into a singular #show command

# Notes
- All `#show` commands like `#showbuffs` are now subcommands of `#show`.
- All aliases like `#showbuffs` still function.

* Push up progress.

* Final push.

* Cleanup.

* Update ip_lookup.cpp

* emotes not emote

* Cleanup

* Update servertalk.h

* Update show.cpp

* Fix

* Final push.

* #aggro

* #who

zone/gm_commands/show/emotes.cpp

@@ -0,0 +1,57 @@
+#include "../../client.h"
+
+void ShowEmotes(Client *c, const Seperator *sep)
+{
+	if (!c->GetTarget() || !c->GetTarget()->IsNPC()) {
+		c->Message(Chat::White, "You must target an NPC to view their emotes.");
+		return;
+	}
+
+	const auto t = c->GetTarget()->CastToNPC();
+
+	uint32       emote_count = 0;
+	const uint32 emote_id    = t->GetEmoteID();
+
+	LinkedListIterator<NPC_Emote_Struct *> iterator(zone->NPCEmoteList);
+	iterator.Reset();
+	while (iterator.MoreElements()) {
+		const auto& e = iterator.GetData();
+		if (emote_id == e->emoteid) {
+			c->Message(
+				Chat::White,
+				fmt::format(
+					"Emote {} | Event: {} ({}) Type: {} ({})",
+					e->emoteid,
+					EQ::constants::GetEmoteEventTypeName(e->event_),
+					e->event_,
+					EQ::constants::GetEmoteTypeName(e->type),
+					e->type
+				).c_str()
+			);
+
+			c->Message(
+				Chat::White,
+				fmt::format(
+					"Emote {} | Text: {}",
+					e->emoteid,
+					e->text
+				).c_str()
+			);
+
+			emote_count++;
+		}
+
+		iterator.Advance();
+	}
+
+	c->Message(
+		Chat::White,
+		fmt::format(
+			"{} has {} emote{} on Emote ID {}.",
+			c->GetTargetDescription(t),
+			emote_count,
+			emote_count != 1 ? "s" : "",
+			emote_id
+		).c_str()
+	);
+}