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

* Split GM commands into their own files

* Code cleanup

zone/gm_commands/questerrors.cpp

@@ -0,0 +1,23 @@
+#include "../client.h"
+#include "../quest_parser_collection.h"
+
+void command_questerrors(Client *c, const Seperator *sep)
+{
+	std::list<std::string> err;
+	parse->GetErrors(err);
+	c->Message(Chat::White, "Current Quest Errors:");
+
+	auto iter = err.begin();
+	int  i    = 0;
+	while (iter != err.end()) {
+		if (i >= 30) {
+			c->Message(Chat::White, "Maximum of 30 Errors shown...");
+			break;
+		}
+
+		c->Message(Chat::White, iter->c_str());
+		++i;
+		++iter;
+	}
+}
+