update docs

engine/bind/v4k.lua

@@ -2097,14 +2097,16 @@ enum { NETWORK_PING = 1 };
 enum { NETWORK_PORT = 2, NETWORK_IP, NETWORK_LIVE };
  int64_t network_get(uint64_t key);
  int64_t network_put(uint64_t key, int64_t value);
- void  network_rpc_insert(const char *signature, void *function);
- char *network_rpc(unsigned id, const char *cmdline);
+ void network_rpc(const char *signature, void *function);
+ void network_rpc_send_to(int64_t rank, unsigned id, const char *cmdline);
+ void network_rpc_send(unsigned id, const char *cmdline);
  bool server_bind(int max_clients, int port);
  void server_poll();
  void server_broadcast_bin(const void *ptr, int len);
  void server_broadcast(const char *msg);
  void server_terminate();
  void server_send(int64_t handle, const char *msg);
+ void server_send_bin(int64_t handle, const void *ptr, int len);
  void server_drop(int64_t handle);
  int64_t  client_join(const char *ip, int port);
  void*       obj_malloc( int sz, ... );