- make a template class for API Server

- Skip a lot of duplicate code
- add a hexDump output - might come in handy
- refactor directory names
- remove unused debugOut that was generating template errors

src/mesh/api/ethServerAPI.h

@@ -0,0 +1,25 @@
+#pragma once
+
+#include "ServerAPI.h"
+#include <RAK13800_W5100S.h>
+
+/**
+ * Provides both debug printing and, if the client starts sending protobufs to us, switches to send/receive protobufs
+ * (and starts dropping debug printing - FIXME, eventually those prints should be encapsulated in protobufs).
+ */
+class ethServerAPI : public ServerAPI<EthernetClient>
+{
+    public:
+        explicit ethServerAPI(EthernetClient &_client);
+};
+
+/**
+ * Listens for incoming connections and does accepts and creates instances of WiFiServerAPI as needed
+ */
+class ethServerPort : public APIServerPort<ethServerAPI, EthernetServer>
+{
+    public:
+        explicit ethServerPort(int port);
+};
+
+void initApiServer(int port=4403);