Add a Log table to log queries for debugging and security logging. No JSON API support for querying the log yet, but will probably come via /network/###/member/###/log/... or something.

controller/SqliteNetworkController.hpp

@@ -97,6 +97,7 @@ private:
 
 	std::string _dbPath;
 	std::string _instanceId;
+
 	sqlite3 *_db;
 
 	sqlite3_stmt *_sGetNetworkById;
@@ -141,6 +142,8 @@ private:
 	sqlite3_stmt *_sIncrementMemberRevisionCounter;
 	sqlite3_stmt *_sGetConfig;
 	sqlite3_stmt *_sSetConfig;
+	sqlite3_stmt *_sPutLog;
+	sqlite3_stmt *_sGetMemberLog;
 
 	Mutex _lock;
 };