v2.4.3

1.Fixed redirect route for downloads plugin
2.Fixed issue banning user who has NULL connection(s)
3.Fixed scs_convoy/multiplayer detection due to navio->tracksim migration
4.Prevented transferring to oneself in economy-balance
5.Added support to ommiting /{userid} for /economy/balance
6.Added support to ommiting JSON owner for /../purchase (default: self)
7.Improved traceback handler