Moved EDBG protocol code to more appropriate directory.

Updated necessary namespaces.
Other bits of tidying.

src/DebugToolDrivers/Microchip/Protocols/EDBG/AVR/AvrCommand.hpp

@@ -0,0 +1,37 @@
+#pragma once
+
+#include <vector>
+#include <cstdint>
+
+#include "src/DebugToolDrivers/Protocols/CMSIS-DAP/Command.hpp"
+
+#include "AvrResponse.hpp"
+
+namespace DebugToolDrivers::Microchip::Protocols::Edbg::Avr
+{
+    /**
+     * AVR CMSIS-DAP vendor command.
+     */
+class AvrCommand: public ::DebugToolDrivers::Protocols::CmsisDap::Command
+    {
+    public:
+        /*
+         * AVR CMSIS-DAP vendor commands *do not* directly result in an AvrResponse object. The device will respond
+         * immediately upon receiving this command, simply acknowledging receipt of the command.
+         *
+         * If a response is expected to follow upon the execution of the AVR command, it must be requested from the
+         * device, using the AvrResponseCommand (see that class declaration for more info).
+         *
+         * For this reason, the ExpectedResponseType for this command is just the standard Response type.
+         *
+         * For more on the purpose of this alias, see the Command class.
+         */
+        using ExpectedResponseType = ::DebugToolDrivers::Protocols::CmsisDap::Response;
+
+        AvrCommand(
+            std::size_t fragmentCount,
+            std::size_t fragmentNumber,
+            const std::vector<unsigned char>& commandPacket
+        );
+    };
+}