Rename Handle to HorizonHandle, add metal-cpp submodule, format

include/services/ssl.hpp

@@ -1,17 +1,19 @@
 #pragma once
+#include <random>
+
 #include "helpers.hpp"
 #include "kernel_types.hpp"
 #include "logger.hpp"
 #include "memory.hpp"
 
-#include <random>
-
 class SSLService {
+	using Handle = HorizonHandle;
+
 	Handle handle = KernelHandles::SSL;
 	Memory& mem;
 	MAKE_LOG_FUNCTION(log, sslLogger)
 
-	std::mt19937 rng; // Use a Mersenne Twister for RNG since this service is supposed to have better rng than just rand()
+	std::mt19937 rng;  // Use a Mersenne Twister for RNG since this service is supposed to have better rng than just rand()
 	bool initialized;
 
 	// Service commands