[GM Commands] Split GM Commands Into Separate Files (#1766)

* Split GM commands into their own files

* Code cleanup

zone/gm_commands/permaclass.cpp

@@ -0,0 +1,28 @@
+#include "../client.h"
+
+void command_permaclass(Client *c, const Seperator *sep)
+{
+	Client *t = c;
+
+	if (c->GetTarget() && c->GetTarget()->IsClient()) {
+		t = c->GetTarget()->CastToClient();
+	}
+
+	if (sep->arg[1][0] == 0) {
+		c->Message(Chat::White, "Usage: #permaclass <classnum>");
+	}
+	else if (!t->IsClient()) {
+		c->Message(Chat::White, "Target is not a client.");
+	}
+	else {
+		c->Message(Chat::White, "Setting %s's class...Sending to char select.", t->GetName());
+		LogInfo("Class change request from [{}] for [{}], requested class:[{}]",
+				c->GetName(),
+				t->GetName(),
+				atoi(sep->arg[1]));
+		t->SetBaseClass(atoi(sep->arg[1]));
+		t->Save();
+		t->Kick("Class was changed.");
+	}
+}
+