fixed bug in attaching nics to hosts, changed documentation format and generator (buggy but usable)

docs/network/switch/ecn_shared_red.md

@@ -1,5 +1,13 @@
 # network/switch/ecn_shared_red.h
-
-## class SharedREDEngine — public interface
-
-### `_avg_port_bytes() { ... }`
+## `SharedREDEngine::SharedREDEngine`
+`explicit SharedREDEngine(Rng *const rng = nullptr) noexcept : _rng(rng), _avg_total_bytes(0.0), _avg_port_bytes()`
+## `SharedREDEngine::process_packet`
+`virtual Packet &process_packet(Packet &pkt, SwitchBuffer *buf) noexcept override`
+## `dofs::ensure_size`
+`private: void ensure_size(uint16_t port_cnt){`
+## `is_ctrl`
+`static inline bool is_ctrl(const Packet &p) noexcept{`
+## `is_ele`
+`static inline bool is_ele (const Packet &p) noexcept{`
+## `is_mice`
+`static inline bool is_mice(const Packet &p) noexcept{`