[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/version.cpp

@@ -0,0 +1,35 @@
+#include "../../client.h"
+#include "../../dialogue_window.h"
+
+void ShowVersion(Client *c, const Seperator *sep)
+{
+	std::string popup_table;
+
+	popup_table += DialogueWindow::TableRow(
+		DialogueWindow::TableCell("Version") +
+		DialogueWindow::TableCell(CURRENT_VERSION)
+	);
+
+	popup_table += DialogueWindow::TableRow(
+		DialogueWindow::TableCell("Compiled") +
+		DialogueWindow::TableCell(
+			fmt::format(
+				"{} {}",
+				COMPILE_DATE,
+				COMPILE_TIME
+			)
+		)
+	);
+
+	popup_table += DialogueWindow::TableRow(
+		DialogueWindow::TableCell("Last Modified") +
+		DialogueWindow::TableCell(LAST_MODIFIED)
+	);
+
+	popup_table = DialogueWindow::Table(popup_table);
+
+	c->SendPopupToClient(
+		"Server Version",
+		popup_table.c_str()
+	);
+}