ArrowChat - Facebook Style Chat 4.1.3

Full patch notes: https://www.arrowchat.com/forum/viewtopic.php?f=4&t=3146

A quick hotfix to fix a critical bug.

This update includes bug fixes: https://www.arrowchat.com/forum/viewtopic.php?f=4&t=3121

no change log for this version

This update includes some new features for admins. Please see the release notes at https://www.arrowchat.com/forum/viewtopic.php?f=4&t=3083

Lots of important bug fixes. Please see https://www.arrowchat.com/forum/viewtopic.php?f=4&t=3022

no change log for this version