eddie-zephyr: restructure EddieResource, resource handling and more

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Signed-off-by: Francesco Pham francesco.pham@huawei.com

eddie-zephyr/include/CoapClient.h

@@ -32,8 +32,6 @@ private:
                                 
     void close_coap_client();
 
-    uint8_t method_to_coap_method(method_t method);
-
 public:
 
     int send_request(request_t request, response_handler_t response_handler);