Hotfix 0.9.6a — Cellyon: Boss Confrontation Steam update #312465

Features : - A new system is available to form a group with your friends. Simply send them the group code from the social panel. - New channels have been added to the chat. Changes : - The EL-29 levels have been reworked with new notifications, balancing, vfxes and affixes. Corrections : - Some tooltips and translations have been fixed. - The maps have been further optimized to reduce memory consumption. - The passive selection is the spell book no longer allows the player to choose twice the same passive. - Fixed a bug where another player's game could no longer be joined after going back to the lobby. - Link vfxes have been fixes and are now attached to the correct positions on the models.