fixed checking of fast and suggest messages when used with magnet links

docs/manual.rst

@@ -3575,6 +3575,8 @@ session_settings
 
 		int optimistic_disk_retry;
 		bool disable_hash_check;
+
+		int max_suggest_pieces;
 	};
 
 ``user_agent`` this is the client identification to the tracker.
@@ -4000,6 +4002,10 @@ to verify all downloaded data. It may be useful to turn this off for performance
 profiling and simulation scenarios. Do not disable the hash check for regular
 bittorrent clients.
 
+``max_suggest_pieces`` is the max number of suggested piece indices received
+from a peer that's remembered. If a peer floods suggest messages, this limit
+prevents libtorrent from using too much RAM. It defaults to 10.
+
 pe_settings
 ===========