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

include/memory.hpp

@@ -102,6 +102,8 @@ namespace KernelMemoryTypes {
 }
 
 class Memory {
+	using Handle = HorizonHandle;
+
 	u8* fcram;
 	u8* dspRam;  // Provided to us by Audio
 	u8* vram;    // Provided to the memory class by the GPU class
@@ -213,8 +215,14 @@ private:
 	}
 
 	enum class BatteryLevel {
-		Empty = 0, AlmostEmpty, OneBar, TwoBars, ThreeBars, FourBars
+		Empty = 0,
+		AlmostEmpty,
+		OneBar,
+		TwoBars,
+		ThreeBars,
+		FourBars,
 	};
+
 	u8 getBatteryState(bool adapterConnected, bool charging, BatteryLevel batteryLevel) {
 		u8 value = static_cast<u8>(batteryLevel) << 2; // Bits 2:4 are the battery level from 0 to 5
 		if (adapterConnected) value |= 1 << 0; // Bit 0 shows if the charger is connected