Changed the string formatter from % to f"",

Fixed a bug related to logging [log dir does not exist on master, and needs to get created on first startup]
Added !prefadmin <user> to view preferences of players, and change them
Orgrank & name will be hidden in !alts, if the character is not in an org
Page prefix & suffix are now being relayed [for example, it affects !online
Fixed !perks
Added comments regarding external API's.

core/tyrbot.py

@@ -232,12 +232,12 @@ class Tyrbot:
             if not self.iterate(1):
                 time_waited += 1
 
-        self.logger.info("Login complete (%fs)" % (time.time() - start))
+        self.logger.info(f"Login complete ({time.time() - start:.2f}s)")
 
         start = time.time()
         self.event_service.fire_event("connect", None)
         self.event_service.run_timer_events_at_startup()
-        self.logger.info("Connect events finished (%fs)" % (time.time() - start))
+        self.logger.info(f"Connect events finished ({time.time() - start:.2f}s)")
         self.ready = True
         self.command_service.ignore = []
         timestamp = int(time.time())
@@ -275,7 +275,7 @@ class Tyrbot:
 
         if len(inspect.signature(handler).parameters) != 2:
             raise Exception(
-                "Incorrect number of arguments for handler '%s.%s()'" % (handler.__module__, handler.__name__))
+                f"Incorrect number of arguments for handler '{handler.__module__}.{handler.__name__}()'")
 
         handlers = self.packet_handlers.get(packet_id, [])
         handlers.append(DictObject({"priority": priority, "handler": handler}))